156444870504 has 64 divisors (see below), whose sum is σ = 421350350400. Its totient is φ = 48119440896.

The previous prime is 156444870479. The next prime is 156444870511. The reversal of 156444870504 is 405078444651.

156444870504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 785092 + ... + 963980.

It is an arithmetic number, because the mean of its divisors is an integer number (6583599225).

Almost surely, 2^156444870504 is an apocalyptic number.

It is an amenable number.

156444870504 is an abundant number, since it is smaller than the sum of its proper divisors (264905479896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

156444870504 is a wasteful number, since it uses less digits than its factorization.

156444870504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181714 (or 181710 counting only the distinct ones).

The product of its (nonzero) digits is 2150400, while the sum is 48.

The spelling of 156444870504 in words is "one hundred fifty-six billion, four hundred forty-four million, eight hundred seventy thousand, five hundred four".