13564329156 has 243 divisors, whose sum is σ = 41454695919. Its totient is φ = 3728775456.

The previous prime is 13564329137. The next prime is 13564329221. The reversal of 13564329156 is 65192346531.

The square root of 13564329156 is 116466.

It is a perfect power (a square), and thus also a powerful number.

13564329156 is a `hidden beast` number, since 1 + 3 + 564 + 32 + 9 + 1 + 56 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 229903855 + ... + 229903913.

Almost surely, 2^13564329156 is an apocalyptic number.

13564329156 is the 116466-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13564329156

13564329156 is an abundant number, since it is smaller than the sum of its proper divisors (27890366763).

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

13564329156 is a wasteful number, since it uses less digits than its factorization.

13564329156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236 (or 118 counting only the distinct ones).

The product of its digits is 583200, while the sum is 45.

The spelling of 13564329156 in words is "thirteen billion, five hundred sixty-four million, three hundred twenty-nine thousand, one hundred fifty-six".