631327365402 has 96 divisors (see below), whose sum is σ = 1308857299200. Its totient is φ = 202963677696.

The previous prime is 631327365397. The next prime is 631327365407. The reversal of 631327365402 is 204563723136.

It is an interprime number because it is at equal distance from previous prime (631327365397) and next prime (631327365407).

It is not an unprimeable number, because it can be changed into a prime (631327365407) 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 in 47 ways as a sum of consecutive naturals, for example, 275326968 + ... + 275329260.

It is an arithmetic number, because the mean of its divisors is an integer number (13633930200).

Almost surely, 2^631327365402 is an apocalyptic number.

631327365402 is an abundant number, since it is smaller than the sum of its proper divisors (677529933798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

631327365402 is a wasteful number, since it uses less digits than its factorization.

631327365402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2632 (or 2559 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 42.

The spelling of 631327365402 in words is "six hundred thirty-one billion, three hundred twenty-seven million, three hundred sixty-five thousand, four hundred two".