156555888960 has 112 divisors (see below), whose sum is σ = 497321165376. Its totient is φ = 41726717952.

The previous prime is 156555888959. The next prime is 156555889033. The reversal of 156555888960 is 69888555651.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 156555888891 and 156555888900.

It is a congruent number.

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, 1866484 + ... + 1948556.

It is an arithmetic number, because the mean of its divisors is an integer number (4440367548).

Almost surely, 2^156555888960 is an apocalyptic number.

156555888960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 156555888960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248660582688).

156555888960 is an abundant number, since it is smaller than the sum of its proper divisors (340765276416).

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

156555888960 is a wasteful number, since it uses less digits than its factorization.

156555888960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84080 (or 84070 counting only the distinct ones).

The product of its (nonzero) digits is 103680000, while the sum is 66.

The spelling of 156555888960 in words is "one hundred fifty-six billion, five hundred fifty-five million, eight hundred eighty-eight thousand, nine hundred sixty".