256476824996 has 24 divisors (see below), whose sum is σ = 512983248960. Its totient is φ = 109912296672.

The previous prime is 256476824987. The next prime is 256476825001. The reversal of 256476824996 is 699428674652.

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, 246986 + ... + 757598.

It is an arithmetic number, because the mean of its divisors is an integer number (21374302040).

Almost surely, 2^256476824996 is an apocalyptic number.

It is an amenable number.

256476824996 is an abundant number, since it is smaller than the sum of its proper divisors (256506423964).

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

256476824996 is a wasteful number, since it uses less digits than its factorization.

256476824996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528563 (or 528561 counting only the distinct ones).

The product of its digits is 313528320, while the sum is 68.

The spelling of 256476824996 in words is "two hundred fifty-six billion, four hundred seventy-six million, eight hundred twenty-four thousand, nine hundred ninety-six".