156445665108 has 24 divisors (see below), whose sum is σ = 365120790720. Its totient is φ = 52136997120.

The previous prime is 156445665001. The next prime is 156445665149. The reversal of 156445665108 is 801566544651.

156445665108 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×156445665108² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1388253 + ... + 1496708.

It is an arithmetic number, because the mean of its divisors is an integer number (15213366280).

Almost surely, 2^156445665108 is an apocalyptic number.

It is an amenable number.

156445665108 is an abundant number, since it is smaller than the sum of its proper divisors (208675125612).

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

156445665108 is a wasteful number, since it uses less digits than its factorization.

156445665108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2889487 (or 2889485 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 51.

The spelling of 156445665108 in words is "one hundred fifty-six billion, four hundred forty-five million, six hundred sixty-five thousand, one hundred eight".