131036504644 has 12 divisors (see below), whose sum is σ = 232076701584. Its totient is φ = 64728875624.

The previous prime is 131036504563. The next prime is 131036504647. The reversal of 131036504644 is 446405630131.

It is not an unprimeable number, because it can be changed into a prime (131036504647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197343802 + ... + 197344465.

It is an arithmetic number, because the mean of its divisors is an integer number (19339725132).

Almost surely, 2^131036504644 is an apocalyptic number.

It is an amenable number.

131036504644 is a deficient number, since it is larger than the sum of its proper divisors (101040196940).

131036504644 is a wasteful number, since it uses less digits than its factorization.

131036504644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394688354 (or 394688352 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 131036504644 in words is "one hundred thirty-one billion, thirty-six million, five hundred four thousand, six hundred forty-four".