133422638112 has 72 divisors (see below), whose sum is σ = 383992028784. Its totient is φ = 43938370944.

The previous prime is 133422638099. The next prime is 133422638113. The reversal of 133422638112 is 211836224331.

133422638112 is a `hidden beast` number, since 1 + 3 + 3 + 4 + 2 + 2 + 638 + 1 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (133422638113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2766898 + ... + 2814705.

It is an arithmetic number, because the mean of its divisors is an integer number (5333222622).

Almost surely, 2^133422638112 is an apocalyptic number.

133422638112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133422638112 is an abundant number, since it is smaller than the sum of its proper divisors (250569390672).

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

133422638112 is a wasteful number, since it uses less digits than its factorization.

133422638112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5581702 (or 5581691 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The spelling of 133422638112 in words is "one hundred thirty-three billion, four hundred twenty-two million, six hundred thirty-eight thousand, one hundred twelve".