13625232631 has 2 divisors, whose sum is σ = 13625232632. Its totient is φ = 13625232630.

The previous prime is 13625232619. The next prime is 13625232653. The reversal of 13625232631 is 13623252631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13625232631 - 2⁷ = 13625232503 is a prime.

It is a super-2 number, since 2×13625232631² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13625232611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6812616315 + 6812616316.

It is an arithmetic number, because the mean of its divisors is an integer number (6812616316).

Almost surely, 2^13625232631 is an apocalyptic number.

13625232631 is a deficient number, since it is larger than the sum of its proper divisors (1).

13625232631 is an equidigital number, since it uses as much as digits as its factorization.

13625232631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 34.

The spelling of 13625232631 in words is "thirteen billion, six hundred twenty-five million, two hundred thirty-two thousand, six hundred thirty-one".