256426266014 has 16 divisors (see below), whose sum is σ = 395415384000. Its totient is φ = 124627810464.

The previous prime is 256426266007. The next prime is 256426266043. The reversal of 256426266014 is 410662624652.

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, 1590689 + ... + 1744460.

It is an arithmetic number, because the mean of its divisors is an integer number (24713461500).

Almost surely, 2^256426266014 is an apocalyptic number.

256426266014 is a deficient number, since it is larger than the sum of its proper divisors (138989117986).

256426266014 is a wasteful number, since it uses less digits than its factorization.

256426266014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3336227.

The product of its (nonzero) digits is 829440, while the sum is 44.

The spelling of 256426266014 in words is "two hundred fifty-six billion, four hundred twenty-six million, two hundred sixty-six thousand, fourteen".