2502626257 has 2 divisors, whose sum is σ = 2502626258. Its totient is φ = 2502626256.

The previous prime is 2502626237. The next prime is 2502626261. The reversal of 2502626257 is 7526262052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2471978961 + 30647296 = 49719^2 + 5536^2 .

It is a cyclic number.

It is not a de Polignac number, because 2502626257 - 2¹⁹ = 2502101969 is a prime.

It is not a weakly prime, because it can be changed into another prime (2502626237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1251313128 + 1251313129.

It is an arithmetic number, because the mean of its divisors is an integer number (1251313129).

Almost surely, 2^2502626257 is an apocalyptic number.

It is an amenable number.

2502626257 is a deficient number, since it is larger than the sum of its proper divisors (1).

2502626257 is an equidigital number, since it uses as much as digits as its factorization.

2502626257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 2502626257 is about 50026.2556763946. The cubic root of 2502626257 is about 1357.6838925283.

The spelling of 2502626257 in words is "two billion, five hundred two million, six hundred twenty-six thousand, two hundred fifty-seven".