22013533404 has 96 divisors (see below), whose sum is σ = 59786979840. Its totient is φ = 6991294464.

The previous prime is 22013533403. The next prime is 22013533441. The reversal of 22013533404 is 40433531022.

22013533404 is a `hidden beast` number, since 2 + 201 + 3 + 53 + 3 + 404 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22013533403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 621147 + ... + 655629.

It is an arithmetic number, because the mean of its divisors is an integer number (622781040).

Almost surely, 2^22013533404 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 22013533404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29893489920).

22013533404 is an abundant number, since it is smaller than the sum of its proper divisors (37773446436).

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

22013533404 is a wasteful number, since it uses less digits than its factorization.

22013533404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34776 (or 34768 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The spelling of 22013533404 in words is "twenty-two billion, thirteen million, five hundred thirty-three thousand, four hundred four".