6662666424675 has 12 divisors (see below), whose sum is σ = 11015608488920. Its totient is φ = 3553422093120.

The previous prime is 6662666424643. The next prime is 6662666424683. The reversal of 6662666424675 is 5764246662666.

It is not a de Polignac number, because 6662666424675 - 2⁵ = 6662666424643 is a prime.

It is a super-2 number, since 2×6662666424675² (a number of 26 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (66) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44417776090 + ... + 44417776239.

Almost surely, 2^{6662666424675} is an apocalyptic number.

6662666424675 is a deficient number, since it is larger than the sum of its proper divisors (4352942064245).

6662666424675 is a wasteful number, since it uses less digits than its factorization.

6662666424675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88835552342 (or 88835552337 counting only the distinct ones).

The product of its digits is 627056640, while the sum is 66.

The spelling of 6662666424675 in words is "six trillion, six hundred sixty-two billion, six hundred sixty-six million, four hundred twenty-four thousand, six hundred seventy-five".