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16400282670912 = 263729537413129
BaseRepresentation
bin1110111010100111110100…
…0001011101011101000000
32011001211222220020100022110
43232221331001131131000
54122200234330432122
654514104050535320
73311611202413110
oct356517501353500
964054886210273
1016400282670912
115253359016698
121a0a599597540
1391c70356793a
14409ac6863040
151d692050d90c
hexeea7d05d740

16400282670912 has 112 divisors (see below), whose sum is σ = 49593129932160. Its totient is φ = 4685625065472.

The previous prime is 16400282670853. The next prime is 16400282670929. The reversal of 16400282670912 is 21907628200461.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39491164 + ... + 39904292.

Almost surely, 216400282670912 is an apocalyptic number.

16400282670912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16400282670912 is an abundant number, since it is smaller than the sum of its proper divisors (33192847261248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16400282670912 is a wasteful number, since it uses less digits than its factorization.

16400282670912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442688 (or 442678 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 48.

The spelling of 16400282670912 in words is "sixteen trillion, four hundred billion, two hundred eighty-two million, six hundred seventy thousand, nine hundred twelve".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 84 96 112 168 192 224 336 448 672 1344 29537 59074 88611 118148 177222 206759 236296 354444 413129 413518 472592 620277 708888 826258 827036 945184 1239387 1240554 1417776 1652516 1654072 1890368 2478774 2481108 2835552 2891903 3305032 3308144 4957548 4962216 5671104 5783806 6610064 6616288 8675709 9915096 9924432 11567612 13220128 13232576 17351418 19830192 19848864 23135224 26440256 34702836 39660384 39697728 46270448 69405672 79320768 92540896 138811344 185081792 277622688 555245376 12202591273 24405182546 36607773819 48810365092 73215547638 85418138911 97620730184 146431095276 170836277822 195241460368 256254416733 292862190552 341672555644 390482920736 512508833466 585724381104 683345111288 780965841472 1025017666932 1171448762208 1366690222576 2050035333864 2342897524416 2733380445152 4100070667728 5466760890304 8200141335456 16400282670912