156648456684 has 120 divisors (see below), whose sum is σ = 412514071200. Its totient is φ = 51834504960.

The previous prime is 156648456623. The next prime is 156648456743. The reversal of 156648456684 is 486654846651.

156648456684 is a `hidden beast` number, since 1 + 5 + 6 + 64 + 8 + 4 + 566 + 8 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 26633424 + ... + 26639304.

It is an arithmetic number, because the mean of its divisors is an integer number (3437617260).

Almost surely, 2^156648456684 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 156648456684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206257035600).

156648456684 is an abundant number, since it is smaller than the sum of its proper divisors (255865614516).

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

156648456684 is a wasteful number, since it uses less digits than its factorization.

156648456684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6485 (or 6474 counting only the distinct ones).

The product of its digits is 132710400, while the sum is 63.

The spelling of 156648456684 in words is "one hundred fifty-six billion, six hundred forty-eight million, four hundred fifty-six thousand, six hundred eighty-four".