256477565102470 has 16 divisors (see below), whose sum is σ = 461676998770848. Its totient is φ = 102587163466240.

The previous prime is 256477565102467. The next prime is 256477565102497. The reversal of 256477565102470 is 74201565774652.

It is a junction number, because it is equal to n+sod(n) for n = 256477565102399 and 256477565102408.

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, 482542954 + ... + 483074173.

It is an arithmetic number, because the mean of its divisors is an integer number (28854812423178).

Almost surely, 2^{256477565102470} is an apocalyptic number.

256477565102470 is a deficient number, since it is larger than the sum of its proper divisors (205199433668378).

256477565102470 is a wasteful number, since it uses less digits than its factorization.

256477565102470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 965643695.

The product of its (nonzero) digits is 98784000, while the sum is 61.

The spelling of 256477565102470 in words is "two hundred fifty-six trillion, four hundred seventy-seven billion, five hundred sixty-five million, one hundred two thousand, four hundred seventy".