726958256832 has 42 divisors (see below), whose sum is σ = 2083694588508. Its totient is φ = 242319418752.

The previous prime is 726958256779. The next prime is 726958256837. The reversal of 726958256832 is 238652859627.

726958256832 is a `hidden beast` number, since 7 + 2 + 69 + 5 + 8 + 2 + 568 + 3 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 726958256832.

It is not an unprimeable number, because it can be changed into a prime (726958256837) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 631039578 + ... + 631040729.

Almost surely, 2^726958256832 is an apocalyptic number.

726958256832 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

726958256832 is an abundant number, since it is smaller than the sum of its proper divisors (1356736331676).

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

726958256832 is a wasteful number, since it uses less digits than its factorization.

726958256832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262080325 (or 1262080312 counting only the distinct ones).

The product of its digits is 87091200, while the sum is 63.

The spelling of 726958256832 in words is "seven hundred twenty-six billion, nine hundred fifty-eight million, two hundred fifty-six thousand, eight hundred thirty-two".