7315534656 has 224 divisors, whose sum is σ = 22957292160. Its totient is φ = 2276352000.

The previous prime is 7315534649. The next prime is 7315534669. The reversal of 7315534656 is 6564355137.

7315534656 is a `hidden beast` number, since 7 + 3 + 1 + 553 + 46 + 56 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3847306 + ... + 3849206.

Almost surely, 2^7315534656 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 7315534656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11478646080).

7315534656 is an abundant number, since it is smaller than the sum of its proper divisors (15641757504).

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

7315534656 is a wasteful number, since it uses less digits than its factorization.

7315534656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2070 (or 2054 counting only the distinct ones).

The product of its digits is 1134000, while the sum is 45.

The square root of 7315534656 is about 85530.8988377884. The cubic root of 7315534656 is about 1941.2524820328.

The spelling of 7315534656 in words is "seven billion, three hundred fifteen million, five hundred thirty-four thousand, six hundred fifty-six".