256680013110 has 64 divisors (see below), whose sum is σ = 650953082880. Its totient is φ = 64643230080.

The previous prime is 256680013097. The next prime is 256680013111. The reversal of 256680013110 is 11310086652.

256680013110 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256680013111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2299921 + ... + 2408940.

It is an arithmetic number, because the mean of its divisors is an integer number (10171141920).

Almost surely, 2^256680013110 is an apocalyptic number.

256680013110 is an abundant number, since it is smaller than the sum of its proper divisors (394273069770).

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

256680013110 is a wasteful number, since it uses less digits than its factorization.

256680013110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4708973.

The product of its (nonzero) digits is 8640, while the sum is 33.

Adding to 256680013110 its reverse (11310086652), we get a palindrome (267990099762).

The spelling of 256680013110 in words is "two hundred fifty-six billion, six hundred eighty million, thirteen thousand, one hundred ten".