23021633404 has 48 divisors (see below), whose sum is σ = 52872664320. Its totient is φ = 8497388160.

The previous prime is 23021633377. The next prime is 23021633413. The reversal of 23021633404 is 40433612032.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1961137 + ... + 1972840.

It is an arithmetic number, because the mean of its divisors is an integer number (1101513840).

Almost surely, 2^23021633404 is an apocalyptic number.

It is an amenable number.

23021633404 is an abundant number, since it is smaller than the sum of its proper divisors (29851030916).

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

23021633404 is a wasteful number, since it uses less digits than its factorization.

23021633404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3934018 (or 3934016 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

The spelling of 23021633404 in words is "twenty-three billion, twenty-one million, six hundred thirty-three thousand, four hundred four".