268726931364 has 24 divisors (see below), whose sum is σ = 631540514080. Its totient is φ = 88931214144.

The previous prime is 268726931353. The next prime is 268726931531. The reversal of 268726931364 is 463139627862.

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, 80551969 + ... + 80555304.

Almost surely, 2^268726931364 is an apocalyptic number.

It is an amenable number.

268726931364 is an abundant number, since it is smaller than the sum of its proper divisors (362813582716).

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

268726931364 is a wasteful number, since it uses less digits than its factorization.

268726931364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161107419 (or 161107417 counting only the distinct ones).

The product of its digits is 15676416, while the sum is 57.

The spelling of 268726931364 in words is "two hundred sixty-eight billion, seven hundred twenty-six million, nine hundred thirty-one thousand, three hundred sixty-four".