133244056888920 has 128 divisors (see below), whose sum is σ = 444149956800000. Its totient is φ = 35531500464000.

The previous prime is 133244056888883. The next prime is 133244056888927. The reversal of 133244056888920 is 29888650442331.

133244056888920 is a `hidden beast` number, since 1 + 3 + 3 + 2 + 4 + 40 + 568 + 8 + 8 + 9 + 20 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133244056888927) 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, 195679045 + ... + 196358795.

It is an arithmetic number, because the mean of its divisors is an integer number (3469921537500).

Almost surely, 2^{133244056888920} is an apocalyptic number.

133244056888920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133244056888920 is an abundant number, since it is smaller than the sum of its proper divisors (310905899911080).

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

133244056888920 is a wasteful number, since it uses less digits than its factorization.

133244056888920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861270 (or 861260 counting only the distinct ones).

The product of its (nonzero) digits is 79626240, while the sum is 63.

The spelling of 133244056888920 in words is "one hundred thirty-three trillion, two hundred forty-four billion, fifty-six million, eight hundred eighty-eight thousand, nine hundred twenty".