23133528576 has 120 divisors (see below), whose sum is σ = 67209103104. Its totient is φ = 7659878400.

The previous prime is 23133528559. The next prime is 23133528577. The reversal of 23133528576 is 67582533132.

23133528576 is a `hidden beast` number, since 2 + 31 + 335 + 285 + 7 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (23133528577) 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, 679185 + ... + 712431.

Almost surely, 2^23133528576 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 23133528576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33604551552).

23133528576 is an abundant number, since it is smaller than the sum of its proper divisors (44075574528).

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

23133528576 is a wasteful number, since it uses less digits than its factorization.

23133528576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33422 (or 33403 counting only the distinct ones).

The product of its digits is 907200, while the sum is 45.

The spelling of 23133528576 in words is "twenty-three billion, one hundred thirty-three million, five hundred twenty-eight thousand, five hundred seventy-six".