2166080652675 has 18 divisors (see below), whose sum is σ = 3879691124972. Its totient is φ = 1155243014640.

The previous prime is 2166080652653. The next prime is 2166080652713. The reversal of 2166080652675 is 5762560806612.

2166080652675 is a `hidden beast` number, since 2 + 1 + 6 + 608 + 0 + 6 + 5 + 26 + 7 + 5 = 666.

It is not a de Polignac number, because 2166080652675 - 2²⁰ = 2166079604099 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4813512337 + ... + 4813512786.

Almost surely, 2^{2166080652675} is an apocalyptic number.

2166080652675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2166080652675 is a deficient number, since it is larger than the sum of its proper divisors (1713610472297).

2166080652675 is a wasteful number, since it uses less digits than its factorization.

2166080652675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9627025139 (or 9627025131 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 54.

The spelling of 2166080652675 in words is "two trillion, one hundred sixty-six billion, eighty million, six hundred fifty-two thousand, six hundred seventy-five".