132861518844 has 24 divisors (see below), whose sum is σ = 310033175760. Its totient is φ = 44283892224.

The previous prime is 132861518843. The next prime is 132861518849. The reversal of 132861518844 is 448815168231.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132861518843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238479 + ... + 567974.

It is an arithmetic number, because the mean of its divisors is an integer number (12918048990).

Almost surely, 2^132861518844 is an apocalyptic number.

It is an amenable number.

132861518844 is an abundant number, since it is smaller than the sum of its proper divisors (177171656916).

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

132861518844 is a wasteful number, since it uses less digits than its factorization.

132861518844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820189 (or 820187 counting only the distinct ones).

The product of its digits is 1474560, while the sum is 51.

The spelling of 132861518844 in words is "one hundred thirty-two billion, eight hundred sixty-one million, five hundred eighteen thousand, eight hundred forty-four".