132320155225544 has 144 divisors (see below), whose sum is σ = 298005428466900. Its totient is φ = 55009590704640.

The previous prime is 132320155225523. The next prime is 132320155225547. The reversal of 132320155225544 is 445522551023231.

It can be written as a sum of positive squares in 6 ways, for example, as 3587576928100 + 128732578297444 = 1894090^2 + 11346038^2 .

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 132320155225495 and 132320155225504.

It is not an unprimeable number, because it can be changed into a prime (132320155225547) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 14121242 + ... + 21541814.

Almost surely, 2^{132320155225544} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 132320155225544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149002714233450).

132320155225544 is an abundant number, since it is smaller than the sum of its proper divisors (165685273241356).

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

132320155225544 is a wasteful number, since it uses less digits than its factorization.

132320155225544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7420736 (or 7420708 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 44.

The spelling of 132320155225544 in words is "one hundred thirty-two trillion, three hundred twenty billion, one hundred fifty-five million, two hundred twenty-five thousand, five hundred forty-four".