7992091792 has 10 divisors (see below), whose sum is σ = 15484677878. Its totient is φ = 3996045888.

The previous prime is 7992091777. The next prime is 7992091813. The reversal of 7992091792 is 2971902997.

It can be written as a sum of positive squares in only one way, i.e., 4020067216 + 3972024576 = 63404^2 + 63024^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249752853 + ... + 249752884.

Almost surely, 2^7992091792 is an apocalyptic number.

It is an amenable number.

7992091792 is a deficient number, since it is larger than the sum of its proper divisors (7492586086).

7992091792 is a wasteful number, since it uses less digits than its factorization.

7992091792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499505745 (or 499505739 counting only the distinct ones).

The product of its (nonzero) digits is 1285956, while the sum is 55.

The square root of 7992091792 is about 89398.4999426724. The cubic root of 7992091792 is about 1999.3407653954.

The spelling of 7992091792 in words is "seven billion, nine hundred ninety-two million, ninety-one thousand, seven hundred ninety-two".