256295444627 has 2 divisors, whose sum is σ = 256295444628. Its totient is φ = 256295444626.

The previous prime is 256295444599. The next prime is 256295444723. The reversal of 256295444627 is 726444592652.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 256295444627 - 2⁸ = 256295444371 is a prime.

It is not a weakly prime, because it can be changed into another prime (256295444827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128147722313 + 128147722314.

It is an arithmetic number, because the mean of its divisors is an integer number (128147722314).

Almost surely, 2^256295444627 is an apocalyptic number.

256295444627 is a deficient number, since it is larger than the sum of its proper divisors (1).

256295444627 is an equidigital number, since it uses as much as digits as its factorization.

256295444627 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29030400, while the sum is 56.

The spelling of 256295444627 in words is "two hundred fifty-six billion, two hundred ninety-five million, four hundred forty-four thousand, six hundred twenty-seven".