31882133506 has 16 divisors (see below), whose sum is σ = 52382411640. Its totient is φ = 14485999360.

The previous prime is 31882133483. The next prime is 31882133509. The reversal of 31882133506 is 60533128813.

It can be written as a sum of positive squares in 4 ways, for example, as 31184381281 + 697752225 = 176591^2 + 26415^2 .

It is not an unprimeable number, because it can be changed into a prime (31882133509) 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, 16166425 + ... + 16168396.

Almost surely, 2^31882133506 is an apocalyptic number.

31882133506 is a deficient number, since it is larger than the sum of its proper divisors (20500278134).

31882133506 is a wasteful number, since it uses less digits than its factorization.

31882133506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32334869.

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 31882133506 in words is "thirty-one billion, eight hundred eighty-two million, one hundred thirty-three thousand, five hundred six".