40630614631 has 2 divisors, whose sum is σ = 40630614632. Its totient is φ = 40630614630.

The previous prime is 40630614599. The next prime is 40630614637. The reversal of 40630614631 is 13641603604.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40630614631 - 2⁵ = 40630614599 is a prime.

It is a super-2 number, since 2×40630614631² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40630614637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20315307315 + 20315307316.

It is an arithmetic number, because the mean of its divisors is an integer number (20315307316).

Almost surely, 2^40630614631 is an apocalyptic number.

40630614631 is a deficient number, since it is larger than the sum of its proper divisors (1).

40630614631 is an equidigital number, since it uses as much as digits as its factorization.

40630614631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 34.

The spelling of 40630614631 in words is "forty billion, six hundred thirty million, six hundred fourteen thousand, six hundred thirty-one".