6662965923 has 24 divisors (see below), whose sum is σ = 10134181200. Its totient is φ = 4206795264.

The previous prime is 6662965913. The next prime is 6662965927. The reversal of 6662965923 is 3295692666.

It is not a de Polignac number, because 6662965923 - 2²¹ = 6660868771 is a prime.

It is a super-2 number, since 2×6662965923² = 88790229782118483858, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6662965923.

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 23 ways as a sum of consecutive naturals, for example, 819663 + ... + 827751.

It is an arithmetic number, because the mean of its divisors is an integer number (422257550).

Almost surely, 2^6662965923 is an apocalyptic number.

6662965923 is a deficient number, since it is larger than the sum of its proper divisors (3471215277).

6662965923 is a wasteful number, since it uses less digits than its factorization.

6662965923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12931 (or 12928 counting only the distinct ones).

The product of its digits is 6298560, while the sum is 54.

The square root of 6662965923 is about 81626.9926127381. The cubic root of 6662965923 is about 1881.7237399900.

The spelling of 6662965923 in words is "six billion, six hundred sixty-two million, nine hundred sixty-five thousand, nine hundred twenty-three".