2320139568 has 20 divisors (see below), whose sum is σ = 5993694008. Its totient is φ = 773379840.

The previous prime is 2320139567. The next prime is 2320139573. The reversal of 2320139568 is 8659310232.

It is a super-2 number, since 2×2320139568² = 10766095229998453248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2320139561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24168073 + ... + 24168168.

Almost surely, 2^2320139568 is an apocalyptic number.

It is an amenable number.

2320139568 is an abundant number, since it is smaller than the sum of its proper divisors (3673554440).

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

2320139568 is a wasteful number, since it uses less digits than its factorization.

2320139568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48336252 (or 48336246 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 2320139568 is about 48167.8271048217. The cubic root of 2320139568 is about 1323.8477354919.

The spelling of 2320139568 in words is "two billion, three hundred twenty million, one hundred thirty-nine thousand, five hundred sixty-eight".