256430414532 has 36 divisors (see below), whose sum is σ = 600555733008. Its totient is φ = 85161099600.

The previous prime is 256430414497. The next prime is 256430414573. The reversal of 256430414532 is 235414034652.

256430414532 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 735807 + ... + 1026777.

Almost surely, 2^256430414532 is an apocalyptic number.

It is an amenable number.

256430414532 is an abundant number, since it is smaller than the sum of its proper divisors (344125318476).

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

256430414532 is a wasteful number, since it uses less digits than its factorization.

256430414532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291520 (or 291247 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 39.

The spelling of 256430414532 in words is "two hundred fifty-six billion, four hundred thirty million, four hundred fourteen thousand, five hundred thirty-two".