131577913922 has 48 divisors (see below), whose sum is σ = 244581520320. Its totient is φ = 51981673536.

The previous prime is 131577913867. The next prime is 131577913927. The reversal of 131577913922 is 229319775131.

It is not an unprimeable number, because it can be changed into a prime (131577913927) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1710848 + ... + 1786100.

It is an arithmetic number, because the mean of its divisors is an integer number (5095448340).

Almost surely, 2^131577913922 is an apocalyptic number.

131577913922 is a deficient number, since it is larger than the sum of its proper divisors (113003606398).

131577913922 is a wasteful number, since it uses less digits than its factorization.

131577913922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76027 (or 76014 counting only the distinct ones).

The product of its digits is 714420, while the sum is 50.

The spelling of 131577913922 in words is "one hundred thirty-one billion, five hundred seventy-seven million, nine hundred thirteen thousand, nine hundred twenty-two".