10256314657 has 2 divisors, whose sum is σ = 10256314658. Its totient is φ = 10256314656.

The previous prime is 10256314639. The next prime is 10256314709. The reversal of 10256314657 is 75641365201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10040841616 + 215473041 = 100204^2 + 14679^2 .

It is an emirp because it is prime and its reverse (75641365201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10256314657 - 2⁷ = 10256314529 is a prime.

It is not a weakly prime, because it can be changed into another prime (10256314457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5128157328 + 5128157329.

It is an arithmetic number, because the mean of its divisors is an integer number (5128157329).

Almost surely, 2^10256314657 is an apocalyptic number.

It is an amenable number.

10256314657 is a deficient number, since it is larger than the sum of its proper divisors (1).

10256314657 is an equidigital number, since it uses as much as digits as its factorization.

10256314657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 151200, while the sum is 40.

Adding to 10256314657 its reverse (75641365201), we get a palindrome (85897679858).

The spelling of 10256314657 in words is "ten billion, two hundred fifty-six million, three hundred fourteen thousand, six hundred fifty-seven".