156000055170720 has 96 divisors (see below), whose sum is σ = 491455983650688. Its totient is φ = 41595290067968.

The previous prime is 156000055170719. The next prime is 156000055170731. The reversal of 156000055170720 is 27071550000651.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14223879 + ... + 22678598.

It is an arithmetic number, because the mean of its divisors is an integer number (5119333163028).

Almost surely, 2^{156000055170720} is an apocalyptic number.

156000055170720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

156000055170720 is an abundant number, since it is smaller than the sum of its proper divisors (335455928479968).

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

156000055170720 is a wasteful number, since it uses less digits than its factorization.

156000055170720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36911302 (or 36911294 counting only the distinct ones).

The product of its (nonzero) digits is 73500, while the sum is 39.

The spelling of 156000055170720 in words is "one hundred fifty-six trillion, fifty-five million, one hundred seventy thousand, seven hundred twenty".