7297113288 has 64 divisors (see below), whose sum is σ = 18796118400. Its totient is φ = 2359687680.

The previous prime is 7297113259. The next prime is 7297113311. The reversal of 7297113288 is 8823117927.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72733 + ... + 141011.

It is an arithmetic number, because the mean of its divisors is an integer number (293689350).

Almost surely, 2^7297113288 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 7297113288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9398059200).

7297113288 is an abundant number, since it is smaller than the sum of its proper divisors (11499005112).

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

7297113288 is a wasteful number, since it uses less digits than its factorization.

7297113288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68422 (or 68418 counting only the distinct ones).

The product of its digits is 338688, while the sum is 48.

The square root of 7297113288 is about 85423.1425785776. The cubic root of 7297113288 is about 1939.6216791598.

The spelling of 7297113288 in words is "seven billion, two hundred ninety-seven million, one hundred thirteen thousand, two hundred eighty-eight".