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12596878068 = 2233728371347
BaseRepresentation
bin10111011101101010…
…10001101011110100
31012111220020201010120
423232311101223310
5201244300044233
65441550451540
7624106461015
oct135665215364
935456221116
1012596878068
115384677a35
122536803bb0
131259a09408
14876dd100c
154dad734b3
hex2eed51af4

12596878068 has 24 divisors (see below), whose sum is σ = 30187114272. Its totient is φ = 4085473824.

The previous prime is 12596878033. The next prime is 12596878097. The reversal of 12596878068 is 86087869521.

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, 14185230 + ... + 14186117.

It is an arithmetic number, because the mean of its divisors is an integer number (1257796428).

Almost surely, 212596878068 is an apocalyptic number.

It is an amenable number.

12596878068 is an abundant number, since it is smaller than the sum of its proper divisors (17590236204).

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

12596878068 is a wasteful number, since it uses less digits than its factorization.

12596878068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28371391 (or 28371389 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 60.

The spelling of 12596878068 in words is "twelve billion, five hundred ninety-six million, eight hundred seventy-eight thousand, sixty-eight".

Divisors: 1 2 3 4 6 12 37 74 111 148 222 444 28371347 56742694 85114041 113485388 170228082 340456164 1049739839 2099479678 3149219517 4198959356 6298439034 12596878068