7922383688 has 12 divisors (see below), whose sum is σ = 14854941465. Its totient is φ = 3961065968.

The previous prime is 7922383681. The next prime is 7922383717. The reversal of 7922383688 is 8863832297.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 7917084484 + 5299204 = 88978^2 + 2302^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=62938.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7922383681) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 236018 + ... + 267486.

Almost surely, 2^7922383688 is an apocalyptic number.

It is an amenable number.

7922383688 is a deficient number, since it is larger than the sum of its proper divisors (6932557777).

7922383688 is an frugal number, since it uses more digits than its factorization.

7922383688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62944 (or 31471 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 56.

The square root of 7922383688 is about 89007.7731886379. The cubic root of 7922383688 is about 1993.5109428386.

The spelling of 7922383688 in words is "seven billion, nine hundred twenty-two million, three hundred eighty-three thousand, six hundred eighty-eight".