256650027311536 has 80 divisors (see below), whose sum is σ = 532266155785728. Its totient is φ = 119587142822400.

The previous prime is 256650027311519. The next prime is 256650027311641. The reversal of 256650027311536 is 635113720056652.

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, 729930 + ... + 22667881.

Almost surely, 2^{256650027311536} is an apocalyptic number.

It is an amenable number.

256650027311536 is an abundant number, since it is smaller than the sum of its proper divisors (275616128474192).

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

256650027311536 is a wasteful number, since it uses less digits than its factorization.

256650027311536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23398610 (or 23398604 counting only the distinct ones).

The product of its (nonzero) digits is 6804000, while the sum is 52.

The spelling of 256650027311536 in words is "two hundred fifty-six trillion, six hundred fifty billion, twenty-seven million, three hundred eleven thousand, five hundred thirty-six".