22013506600 has 96 divisors (see below), whose sum is σ = 52181347680. Its totient is φ = 8634574080.

The previous prime is 22013506553. The next prime is 22013506633. The reversal of 22013506600 is 660531022.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3038182 + ... + 3045418.

It is an arithmetic number, because the mean of its divisors is an integer number (543555705).

Almost surely, 2^22013506600 is an apocalyptic number.

22013506600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22013506600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26090673840).

22013506600 is an abundant number, since it is smaller than the sum of its proper divisors (30167841080).

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

22013506600 is a wasteful number, since it uses less digits than its factorization.

22013506600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7547 (or 7538 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The spelling of 22013506600 in words is "twenty-two billion, thirteen million, five hundred six thousand, six hundred".