256959410627 has 2 divisors, whose sum is σ = 256959410628. Its totient is φ = 256959410626.

The previous prime is 256959410623. The next prime is 256959410699. The reversal of 256959410627 is 726014959652.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 256959410627 - 2² = 256959410623 is a prime.

It is not a weakly prime, because it can be changed into another prime (256959410623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128479705313 + 128479705314.

It is an arithmetic number, because the mean of its divisors is an integer number (128479705314).

Almost surely, 2^256959410627 is an apocalyptic number.

256959410627 is a deficient number, since it is larger than the sum of its proper divisors (1).

256959410627 is an equidigital number, since it uses as much as digits as its factorization.

256959410627 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8164800, while the sum is 56.

The spelling of 256959410627 in words is "two hundred fifty-six billion, nine hundred fifty-nine million, four hundred ten thousand, six hundred twenty-seven".