132220500554646 has 64 divisors (see below), whose sum is σ = 337239290419200. Its totient is φ = 37615151573568.

The previous prime is 132220500554641. The next prime is 132220500554647. The reversal of 132220500554646 is 646455005022231.

132220500554646 is a `hidden beast` number, since 1 + 3 + 2 + 2 + 2 + 0 + 50 + 0 + 554 + 6 + 46 = 666.

It is a super-2 number, since 2×132220500554646² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132220500554641) 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, 750533566 + ... + 750709713.

It is an arithmetic number, because the mean of its divisors is an integer number (5269363912800).

Almost surely, 2^{132220500554646} is an apocalyptic number.

132220500554646 is an abundant number, since it is smaller than the sum of its proper divisors (205018789864554).

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

132220500554646 is a wasteful number, since it uses less digits than its factorization.

132220500554646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1501243530 (or 1501243524 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 45.

Adding to 132220500554646 its reverse (646455005022231), we get a palindrome (778675505576877).

The spelling of 132220500554646 in words is "one hundred thirty-two trillion, two hundred twenty billion, five hundred million, five hundred fifty-four thousand, six hundred forty-six".