15153522156 has 144 divisors (see below), whose sum is σ = 40037437440. Its totient is φ = 4828602240.

The previous prime is 15153522133. The next prime is 15153522211. The reversal of 15153522156 is 65122535151.

15153522156 is a `hidden beast` number, since 1 + 51 + 535 + 2 + 21 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 15153522156.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 36165715 + ... + 36166133.

It is an arithmetic number, because the mean of its divisors is an integer number (278037760).

Almost surely, 2^15153522156 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 15153522156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20018718720).

15153522156 is an abundant number, since it is smaller than the sum of its proper divisors (24883915284).

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

15153522156 is a wasteful number, since it uses less digits than its factorization.

15153522156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916 (or 911 counting only the distinct ones).

The product of its digits is 45000, while the sum is 36.

The spelling of 15153522156 in words is "fifteen billion, one hundred fifty-three million, five hundred twenty-two thousand, one hundred fifty-six".