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13192164664 = 2371912398651
BaseRepresentation
bin11000100100101000…
…00111010100111000
31021001101101101211021
430102110013110320
5204004143232124
610021013512224
7644625356320
oct142224072470
937041341737
1013192164664
11565a6a6628
122682042674
1313231447c3
148d20ac280
1552325e7e4
hex312507538

13192164664 has 32 divisors (see below), whose sum is σ = 29756764800. Its totient is φ = 5356216800.

The previous prime is 13192164659. The next prime is 13192164677. The reversal of 13192164664 is 46646129131.

It is a self number, because there is not a number n which added to its sum of digits gives 13192164664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6198262 + ... + 6200389.

It is an arithmetic number, because the mean of its divisors is an integer number (929898900).

Almost surely, 213192164664 is an apocalyptic number.

13192164664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13192164664 is an abundant number, since it is smaller than the sum of its proper divisors (16564600136).

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

13192164664 is a wasteful number, since it uses less digits than its factorization.

13192164664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12398683 (or 12398679 counting only the distinct ones).

The product of its digits is 186624, while the sum is 43.

The spelling of 13192164664 in words is "thirteen billion, one hundred ninety-two million, one hundred sixty-four thousand, six hundred sixty-four".

Divisors: 1 2 4 7 8 14 19 28 38 56 76 133 152 266 532 1064 12398651 24797302 49594604 86790557 99189208 173581114 235574369 347162228 471148738 694324456 942297476 1649020583 1884594952 3298041166 6596082332 13192164664