132812138606661 has 48 divisors (see below), whose sum is σ = 203902816598208. Its totient is φ = 86337131990400.

The previous prime is 132812138606647. The next prime is 132812138606677. The reversal of 132812138606661 is 166606831218231.

It is a happy number.

It is not a de Polignac number, because 132812138606661 - 2¹⁹ = 132812138082373 is a prime.

It is a super-2 number, since 2×132812138606661² (a number of 29 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 132812138606598 and 132812138606607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132812138606761) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15786835 + ... + 22690271.

It is an arithmetic number, because the mean of its divisors is an integer number (4247975345796).

Almost surely, 2^{132812138606661} is an apocalyptic number.

It is an amenable number.

132812138606661 is a deficient number, since it is larger than the sum of its proper divisors (71090677991547).

132812138606661 is an equidigital number, since it uses as much as digits as its factorization.

132812138606661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6905424 (or 6905412 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 54.

The spelling of 132812138606661 in words is "one hundred thirty-two trillion, eight hundred twelve billion, one hundred thirty-eight million, six hundred six thousand, six hundred sixty-one".