256024316213456 has 80 divisors (see below), whose sum is σ = 567648723406464. Its totient is φ = 109582002388992.

The previous prime is 256024316213443. The next prime is 256024316213461. The reversal of 256024316213456 is 654312613420652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 295639520 + ... + 296504256.

Almost surely, 2^{256024316213456} is an apocalyptic number.

It is an amenable number.

256024316213456 is an abundant number, since it is smaller than the sum of its proper divisors (311624407193008).

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

256024316213456 is a wasteful number, since it uses less digits than its factorization.

256024316213456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 868188 (or 868182 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 50.

The spelling of 256024316213456 in words is "two hundred fifty-six trillion, twenty-four billion, three hundred sixteen million, two hundred thirteen thousand, four hundred fifty-six".