631707273272 has 32 divisors (see below), whose sum is σ = 1191968400000. Its totient is φ = 313849849824.

The previous prime is 631707273271. The next prime is 631707273289. The reversal of 631707273272 is 272372707136.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (631707273271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6470243 + ... + 6567149.

It is an arithmetic number, because the mean of its divisors is an integer number (37249012500).

Almost surely, 2^631707273272 is an apocalyptic number.

It is an amenable number.

631707273272 is a deficient number, since it is larger than the sum of its proper divisors (560261126728).

631707273272 is a wasteful number, since it uses less digits than its factorization.

631707273272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102075 (or 102071 counting only the distinct ones).

The product of its (nonzero) digits is 1037232, while the sum is 47.

The spelling of 631707273272 in words is "six hundred thirty-one billion, seven hundred seven million, two hundred seventy-three thousand, two hundred seventy-two".