5210656257 has 16 divisors (see below), whose sum is σ = 7251285888. Its totient is φ = 3325096320.

The previous prime is 5210656237. The next prime is 5210656277. The reversal of 5210656257 is 7526560125.

It is an interprime number because it is at equal distance from previous prime (5210656237) and next prime (5210656277).

It is not a de Polignac number, because 5210656257 - 2⁸ = 5210656001 is a prime.

It is a super-2 number, since 2×5210656257² = 54301877257226500098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5210656237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 393133 + ... + 406170.

It is an arithmetic number, because the mean of its divisors is an integer number (453205368).

Almost surely, 2^5210656257 is an apocalyptic number.

It is an amenable number.

5210656257 is a deficient number, since it is larger than the sum of its proper divisors (2040629631).

5210656257 is a wasteful number, since it uses less digits than its factorization.

5210656257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799400.

The product of its (nonzero) digits is 126000, while the sum is 39.

The square root of 5210656257 is about 72184.8755419028. The cubic root of 5210656257 is about 1733.6608476248.

The spelling of 5210656257 in words is "five billion, two hundred ten million, six hundred fifty-six thousand, two hundred fifty-seven".