5216256631 has 2 divisors, whose sum is σ = 5216256632. Its totient is φ = 5216256630.

The previous prime is 5216256629. The next prime is 5216256667. The reversal of 5216256631 is 1366526125.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5216256631 - 2¹ = 5216256629 is a prime.

It is a super-2 number, since 2×5216256631² = 54418666480902940322, which contains 22 as substring.

Together with 5216256629, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5216256691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2608128315 + 2608128316.

It is an arithmetic number, because the mean of its divisors is an integer number (2608128316).

Almost surely, 2^5216256631 is an apocalyptic number.

5216256631 is a deficient number, since it is larger than the sum of its proper divisors (1).

5216256631 is an equidigital number, since it uses as much as digits as its factorization.

5216256631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 37.

The square root of 5216256631 is about 72223.6570037824. The cubic root of 5216256631 is about 1734.2817337661.

The spelling of 5216256631 in words is "five billion, two hundred sixteen million, two hundred fifty-six thousand, six hundred thirty-one".