631464652252 has 48 divisors (see below), whose sum is σ = 1323126827008. Its totient is φ = 257988836160.

The previous prime is 631464652201. The next prime is 631464652261. The reversal of 631464652252 is 252256464136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5370903 + ... + 5487214.

Almost surely, 2^631464652252 is an apocalyptic number.

631464652252 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

631464652252 is an abundant number, since it is smaller than the sum of its proper divisors (691662174756).

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

631464652252 is a wasteful number, since it uses less digits than its factorization.

631464652252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10858226 (or 10858224 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 46.

The spelling of 631464652252 in words is "six hundred thirty-one billion, four hundred sixty-four million, six hundred fifty-two thousand, two hundred fifty-two".