131516553404 has 12 divisors (see below), whose sum is σ = 232926908424. Its totient is φ = 64966008144.

The previous prime is 131516553403. The next prime is 131516553409. The reversal of 131516553404 is 404355615131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131516553403) 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, 198066767 + ... + 198067430.

It is an arithmetic number, because the mean of its divisors is an integer number (19410575702).

Almost surely, 2^131516553404 is an apocalyptic number.

It is an amenable number.

131516553404 is a deficient number, since it is larger than the sum of its proper divisors (101410355020).

131516553404 is a wasteful number, since it uses less digits than its factorization.

131516553404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396134284 (or 396134282 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 38.

The spelling of 131516553404 in words is "one hundred thirty-one billion, five hundred sixteen million, five hundred fifty-three thousand, four hundred four".