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55625161012 = 2271676328961
BaseRepresentation
bin110011110011100001…
…001001100100110100
312022120121112221212121
4303303201021210310
51402410020123022
641315344125324
74006305032041
oct636341114464
9168517487777
1055625161012
1121654a53853
12a944906844
135326296775
1429998481c8
1516a86392c7
hexcf3849934

55625161012 has 24 divisors (see below), whose sum is σ = 98733079872. Its totient is φ = 27415852800.

The previous prime is 55625160991. The next prime is 55625161027. The reversal of 55625161012 is 21016152655.

It is a super-2 number, since 2×556251610122 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1906212 + ... + 1935172.

It is an arithmetic number, because the mean of its divisors is an integer number (4113878328).

Almost surely, 255625161012 is an apocalyptic number.

It is an amenable number.

55625161012 is a deficient number, since it is larger than the sum of its proper divisors (43107918860).

55625161012 is a wasteful number, since it uses less digits than its factorization.

55625161012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35799 (or 35797 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 34.

The spelling of 55625161012 in words is "fifty-five billion, six hundred twenty-five million, one hundred sixty-one thousand, twelve".

Divisors: 1 2 4 71 142 284 6763 13526 27052 28961 57922 115844 480173 960346 1920692 2056231 4112462 8224924 195863243 391726486 783452972 13906290253 27812580506 55625161012