666132045275164 has 36 divisors (see below), whose sum is σ = 1262304753913560. Its totient is φ = 307444527599040.

The previous prime is 666132045275101. The next prime is 666132045275183. The reversal of 666132045275164 is 461572540231666.

It is a super-2 number, since 2×666132045275164² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 666132045275099 and 666132045275108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 222363427 + ... + 225339205.

Almost surely, 2^{666132045275164} is an apocalyptic number.

It is an amenable number.

666132045275164 is a deficient number, since it is larger than the sum of its proper divisors (596172708638396).

666132045275164 is a wasteful number, since it uses less digits than its factorization.

666132045275164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3306950 (or 3306935 counting only the distinct ones).

The product of its (nonzero) digits is 43545600, while the sum is 58.

The spelling of 666132045275164 in words is "six hundred sixty-six trillion, one hundred thirty-two billion, forty-five million, two hundred seventy-five thousand, one hundred sixty-four".