7115597316 has 81 divisors (see below), whose sum is σ = 19130056309. Its totient is φ = 2229644928.

The previous prime is 7115597303. The next prime is 7115597323. The reversal of 7115597316 is 6137955117.

The square root of 7115597316 is 84354.

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

7115597316 is a `hidden beast` number, since 7 + 11 + 559 + 73 + 16 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5539824900 + 1575772416 = 74430^2 + 39696^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 8603695 + ... + 8604521.

Almost surely, 2^7115597316 is an apocalyptic number.

7115597316 is the 84354-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7115597316

7115597316 is an abundant number, since it is smaller than the sum of its proper divisors (12014458993).

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

7115597316 is a wasteful number, since it uses less digits than its factorization.

7115597316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1698 (or 849 counting only the distinct ones).

The product of its digits is 198450, while the sum is 45.

The cubic root of 7115597316 is about 1923.4037312591.

The spelling of 7115597316 in words is "seven billion, one hundred fifteen million, five hundred ninety-seven thousand, three hundred sixteen".