7920764943922 has 8 divisors (see below), whose sum is σ = 11895076078956. Its totient is φ = 3955739584272.

The previous prime is 7920764943919. The next prime is 7920764943941. The reversal of 7920764943922 is 2293494670297.

It can be written as a sum of positive squares in 2 ways, for example, as 7891486654041 + 29278289881 = 2809179^2 + 171109^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2321441713 + ... + 2321445124.

Almost surely, 2^{7920764943922} is an apocalyptic number.

7920764943922 is a deficient number, since it is larger than the sum of its proper divisors (3974311135034).

7920764943922 is a wasteful number, since it uses less digits than its factorization.

7920764943922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4642887692.

The product of its (nonzero) digits is 82301184, while the sum is 64.

The spelling of 7920764943922 in words is "seven trillion, nine hundred twenty billion, seven hundred sixty-four million, nine hundred forty-three thousand, nine hundred twenty-two".