22421514320 has 80 divisors (see below), whose sum is σ = 53190091152. Its totient is φ = 8786718720.

The previous prime is 22421514307. The next prime is 22421514331. The reversal of 22421514320 is 2341512422.

It can be written as a sum of positive squares in 8 ways, for example, as 164454976 + 22257059344 = 12824^2 + 149188^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 22421514320.

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, 3274100 + ... + 3280940.

Almost surely, 2^22421514320 is an apocalyptic number.

22421514320 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 22421514320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26595045576).

22421514320 is an abundant number, since it is smaller than the sum of its proper divisors (30768576832).

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

22421514320 is a wasteful number, since it uses less digits than its factorization.

22421514320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7680 (or 7674 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The spelling of 22421514320 in words is "twenty-two billion, four hundred twenty-one million, five hundred fourteen thousand, three hundred twenty".