132976715781 has 32 divisors (see below), whose sum is σ = 218248511488. Its totient is φ = 70131821760.

The previous prime is 132976715777. The next prime is 132976715827. The reversal of 132976715781 is 187517679231.

It is not a de Polignac number, because 132976715781 - 2² = 132976715777 is a prime.

It is a super-2 number, since 2×132976715781² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132976715731) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2206410 + ... + 2265876.

It is an arithmetic number, because the mean of its divisors is an integer number (6820265984).

Almost surely, 2^132976715781 is an apocalyptic number.

It is an amenable number.

132976715781 is a deficient number, since it is larger than the sum of its proper divisors (85271795707).

132976715781 is a wasteful number, since it uses less digits than its factorization.

132976715781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67681.

The product of its digits is 4445280, while the sum is 57.

The spelling of 132976715781 in words is "one hundred thirty-two billion, nine hundred seventy-six million, seven hundred fifteen thousand, seven hundred eighty-one".