631523716 has 12 divisors (see below), whose sum is σ = 1107106000. Its totient is φ = 315207720.

The previous prime is 631523639. The next prime is 631523741. The reversal of 631523716 is 617325136.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135966 + ... + 140533.

Almost surely, 2^631523716 is an apocalyptic number.

It is an amenable number.

631523716 is a deficient number, since it is larger than the sum of its proper divisors (475582284).

631523716 is a wasteful number, since it uses less digits than its factorization.

631523716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277074 (or 277072 counting only the distinct ones).

The product of its digits is 22680, while the sum is 34.

The square root of 631523716 is about 25130.1356144371. The cubic root of 631523716 is about 857.9524554228.

The spelling of 631523716 in words is "six hundred thirty-one million, five hundred twenty-three thousand, seven hundred sixteen".