132691175824 has 45 divisors (see below), whose sum is σ = 271388941473. Its totient is φ = 62840601216.

The previous prime is 132691175807. The next prime is 132691175849. The reversal of 132691175824 is 428571196231.

It is a happy number.

The square root of 132691175824 is 364268.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 114636416400 + 18054759424 = 338580^2 + 134368^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 27681972 + ... + 27686764.

Almost surely, 2^132691175824 is an apocalyptic number.

132691175824 is the 364268-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 132691175824

132691175824 is an abundant number, since it is smaller than the sum of its proper divisors (138697765649).

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

132691175824 is an frugal number, since it uses more digits than its factorization.

132691175824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9632 (or 4814 counting only the distinct ones).

The product of its digits is 725760, while the sum is 49.

Multiplying 132691175824 by its sum of digits (49), we get a square (6501867615376 = 2549876²).

The spelling of 132691175824 in words is "one hundred thirty-two billion, six hundred ninety-one million, one hundred seventy-five thousand, eight hundred twenty-four".