256611367126712 has 32 divisors (see below), whose sum is σ = 532161826845600. Its totient is φ = 115235042200704.

The previous prime is 256611367126693. The next prime is 256611367126727. The reversal of 256611367126712 is 217621763116652.

256611367126712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 33343469012 + ... + 33343476707.

It is an arithmetic number, because the mean of its divisors is an integer number (16630057088925).

Almost surely, 2^{256611367126712} is an apocalyptic number.

It is an amenable number.

256611367126712 is an abundant number, since it is smaller than the sum of its proper divisors (275550459718888).

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

256611367126712 is a wasteful number, since it uses less digits than its factorization.

256611367126712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66686945775 (or 66686945771 counting only the distinct ones).

The product of its digits is 7620480, while the sum is 56.

The spelling of 256611367126712 in words is "two hundred fifty-six trillion, six hundred eleven billion, three hundred sixty-seven million, one hundred twenty-six thousand, seven hundred twelve".