22022604352 has 112 divisors (see below), whose sum is σ = 52015168512. Its totient is φ = 9052323840.

The previous prime is 22022604323. The next prime is 22022604371. The reversal of 22022604352 is 25340622022.

It is a tau number, because it is divible by the number of its divisors (112).

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

It is a self number, because there is not a number n which added to its sum of digits gives 22022604352.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1562328 + ... + 1576360.

Almost surely, 2^22022604352 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 22022604352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26007584256).

22022604352 is an abundant number, since it is smaller than the sum of its proper divisors (29992564160).

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

22022604352 is a wasteful number, since it uses less digits than its factorization.

22022604352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14196 (or 14186 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The spelling of 22022604352 in words is "twenty-two billion, twenty-two million, six hundred four thousand, three hundred fifty-two".