6662965922 has 6 divisors (see below), whose sum is σ = 9994622043. Its totient is φ = 3331425242.

The previous prime is 6662965913. The next prime is 6662965927. The reversal of 6662965922 is 2295692666.

It can be written as a sum of positive squares in only one way, i.e., 3331482961 + 3331482961 = 57719^2 + 57719^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=57719.

It is a super-2 number, since 2×6662965922² = 88790229755466620168, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6662965927) 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, 86579 + ... + 144297.

Almost surely, 2^6662965922 is an apocalyptic number.

6662965922 is a deficient number, since it is larger than the sum of its proper divisors (3331656121).

6662965922 is an frugal number, since it uses more digits than its factorization.

6662965922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115440 (or 57721 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 53.

The square root of 6662965922 is about 81626.9926066127. The cubic root of 6662965922 is about 1881.7237398958.

The spelling of 6662965922 in words is "six billion, six hundred sixty-two million, nine hundred sixty-five thousand, nine hundred twenty-two".