256477025302732 has 24 divisors (see below), whose sum is σ = 486604578222000. Its totient is φ = 117579555220416.

The previous prime is 256477025302699. The next prime is 256477025302759. The reversal of 256477025302732 is 237203520774652.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

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, 16551168382 + ... + 16551183877.

It is an arithmetic number, because the mean of its divisors is an integer number (20275190759250).

Almost surely, 2^{256477025302732} is an apocalyptic number.

It is an amenable number.

256477025302732 is a deficient number, since it is larger than the sum of its proper divisors (230127552919268).

256477025302732 is a wasteful number, since it uses less digits than its factorization.

256477025302732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33102352425 (or 33102352423 counting only the distinct ones).

The product of its (nonzero) digits is 29635200, while the sum is 55.

The spelling of 256477025302732 in words is "two hundred fifty-six trillion, four hundred seventy-seven billion, twenty-five million, three hundred two thousand, seven hundred thirty-two".