131215560004 has 24 divisors (see below), whose sum is σ = 242081255808. Its totient is φ = 62108302080.

The previous prime is 131215559987. The next prime is 131215560017. The reversal of 131215560004 is 400065512131.

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, 7342912 + ... + 7360759.

It is an arithmetic number, because the mean of its divisors is an integer number (10086718992).

Almost surely, 2^131215560004 is an apocalyptic number.

It is an amenable number.

131215560004 is a deficient number, since it is larger than the sum of its proper divisors (110865695804).

131215560004 is a wasteful number, since it uses less digits than its factorization.

131215560004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14703795 (or 14703793 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The spelling of 131215560004 in words is "one hundred thirty-one billion, two hundred fifteen million, five hundred sixty thousand, four".