132812138606660 has 24 divisors (see below), whose sum is σ = 278906656878360. Its totient is φ = 53124633384704.

The previous prime is 132812138606647. The next prime is 132812138606677. The reversal of 132812138606660 is 66606831218231.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 51209967580996 + 81602171025664 = 7156114^2 + 9033392^2 .

It is a super-2 number, since 2×132812138606660² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8931215 + ... + 18584694.

It is an arithmetic number, because the mean of its divisors is an integer number (11621110703265).

Almost surely, 2^{132812138606660} is an apocalyptic number.

132812138606660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132812138606660 is an abundant number, since it is smaller than the sum of its proper divisors (146094518271700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

132812138606660 is a wasteful number, since it uses less digits than its factorization.

132812138606660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27757255 (or 27757253 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 53.

The spelling of 132812138606660 in words is "one hundred thirty-two trillion, eight hundred twelve billion, one hundred thirty-eight million, six hundred six thousand, six hundred sixty".