631938132632 has 16 divisors (see below), whose sum is σ = 1236400694640. Its totient is φ = 302231280736.

The previous prime is 631938132607. The next prime is 631938132647. The reversal of 631938132632 is 236231839136.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1717223003 + ... + 1717223370.

It is an arithmetic number, because the mean of its divisors is an integer number (77275043415).

Almost surely, 2^631938132632 is an apocalyptic number.

It is an amenable number.

631938132632 is a deficient number, since it is larger than the sum of its proper divisors (604462562008).

631938132632 is a wasteful number, since it uses less digits than its factorization.

631938132632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3434446402 (or 3434446398 counting only the distinct ones).

The product of its digits is 839808, while the sum is 47.

The spelling of 631938132632 in words is "six hundred thirty-one billion, nine hundred thirty-eight million, one hundred thirty-two thousand, six hundred thirty-two".