31860463352 has 32 divisors (see below), whose sum is σ = 61321367520. Its totient is φ = 15509698560.

The previous prime is 31860463333. The next prime is 31860463409. The reversal of 31860463352 is 25336406813.

It is a Harshad number since it is a multiple of its sum of digits (41).

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 7 ways as a sum of consecutive naturals, for example, 60008 + ... + 259464.

It is an arithmetic number, because the mean of its divisors is an integer number (1916292735).

Almost surely, 2^31860463352 is an apocalyptic number.

It is an amenable number.

31860463352 is a deficient number, since it is larger than the sum of its proper divisors (29460904168).

31860463352 is a wasteful number, since it uses less digits than its factorization.

31860463352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199991 (or 199987 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 31860463352 in words is "thirty-one billion, eight hundred sixty million, four hundred sixty-three thousand, three hundred fifty-two".