256612226145707 has 2 divisors, whose sum is σ = 256612226145708. Its totient is φ = 256612226145706.

The previous prime is 256612226145697. The next prime is 256612226145733. The reversal of 256612226145707 is 707541622216652.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 256612226145707 - 2³⁶ = 256543506668971 is a prime.

It is not a weakly prime, because it can be changed into another prime (256612226145007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128306113072853 + 128306113072854.

It is an arithmetic number, because the mean of its divisors is an integer number (128306113072854).

Almost surely, 2^{256612226145707} is an apocalyptic number.

256612226145707 is a deficient number, since it is larger than the sum of its proper divisors (1).

256612226145707 is an equidigital number, since it uses as much as digits as its factorization.

256612226145707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16934400, while the sum is 56.

The spelling of 256612226145707 in words is "two hundred fifty-six trillion, six hundred twelve billion, two hundred twenty-six million, one hundred forty-five thousand, seven hundred seven".