22733089992 has 60 divisors (see below), whose sum is σ = 63684453195. Its totient is φ = 7576417296.

The previous prime is 22733089927. The next prime is 22733089997. The reversal of 22733089992 is 29998033722.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

22733089992 is a `hidden beast` number, since 227 + 330 + 89 + 9 + 9 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 11366544996 + 11366544996 = 106614^2 + 106614^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=106614.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (22733089997) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 3835143 + ... + 3841065.

Almost surely, 2^22733089992 is an apocalyptic number.

It is an amenable number.

22733089992 is an abundant number, since it is smaller than the sum of its proper divisors (40951363203).

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

22733089992 is an frugal number, since it uses more digits than its factorization.

22733089992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11864 (or 5928 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 54.

The spelling of 22733089992 in words is "twenty-two billion, seven hundred thirty-three million, eighty-nine thousand, nine hundred ninety-two".