36311613322631 has 2 divisors, whose sum is σ = 36311613322632. Its totient is φ = 36311613322630.

The previous prime is 36311613322627. The next prime is 36311613322637. The reversal of 36311613322631 is 13622331611363.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36311613322631 - 2² = 36311613322627 is a prime.

It is a super-2 number, since 2×36311613322631² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36311613322637) 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, 18155806661315 + 18155806661316.

It is an arithmetic number, because the mean of its divisors is an integer number (18155806661316).

Almost surely, 2^{36311613322631} is an apocalyptic number.

36311613322631 is a deficient number, since it is larger than the sum of its proper divisors (1).

36311613322631 is an equidigital number, since it uses as much as digits as its factorization.

36311613322631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 209952, while the sum is 41.

Adding to 36311613322631 its reverse (13622331611363), we get a palindrome (49933944933994).

The spelling of 36311613322631 in words is "thirty-six trillion, three hundred eleven billion, six hundred thirteen million, three hundred twenty-two thousand, six hundred thirty-one".