256506446001132 has 36 divisors (see below), whose sum is σ = 670749614545920. Its totient is φ = 82553798712672.

The previous prime is 256506446001083. The next prime is 256506446001167. The reversal of 256506446001132 is 231100644605652.

256506446001132 is a `hidden beast` number, since 2 + 5 + 6 + 5 + 0 + 6 + 4 + 4 + 600 + 1 + 1 + 32 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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, 122847913708 + ... + 122847915795.

Almost surely, 2^{256506446001132} is an apocalyptic number.

It is an amenable number.

256506446001132 is an abundant number, since it is smaller than the sum of its proper divisors (414243168544788).

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

256506446001132 is a wasteful number, since it uses less digits than its factorization.

256506446001132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245695829542 (or 245695829537 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

The spelling of 256506446001132 in words is "two hundred fifty-six trillion, five hundred six billion, four hundred forty-six million, one thousand, one hundred thirty-two".