9615715164 has 144 divisors (see below), whose sum is σ = 27104523264. Its totient is φ = 2849558400.

The previous prime is 9615715163. The next prime is 9615715171. The reversal of 9615715164 is 4615175169.

9615715164 is a `hidden beast` number, since 9 + 61 + 5 + 71 + 516 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9615715163) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9045297 + ... + 9046359.

It is an arithmetic number, because the mean of its divisors is an integer number (188225856).

Almost surely, 2^9615715164 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 9615715164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13552261632).

9615715164 is an abundant number, since it is smaller than the sum of its proper divisors (17488808100).

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

9615715164 is a wasteful number, since it uses less digits than its factorization.

9615715164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1568 (or 1563 counting only the distinct ones).

The product of its digits is 226800, while the sum is 45.

The square root of 9615715164 is about 98059.7530284469. The cubic root of 9615715164 is about 2126.4762181872.

The spelling of 9615715164 in words is "nine billion, six hundred fifteen million, seven hundred fifteen thousand, one hundred sixty-four".