22618479360 has 144 divisors (see below), whose sum is σ = 72297310176. Its totient is φ = 6026625024.

The previous prime is 22618479353. The next prime is 22618479391. The reversal of 22618479360 is 6397481622.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 9280062 + ... + 9282498.

It is an arithmetic number, because the mean of its divisors is an integer number (502064654).

Almost surely, 2^22618479360 is an apocalyptic number.

22618479360 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 22618479360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36148655088).

22618479360 is an abundant number, since it is smaller than the sum of its proper divisors (49678830816).

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

22618479360 is a wasteful number, since it uses less digits than its factorization.

22618479360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4878 (or 4864 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 48.

The spelling of 22618479360 in words is "twenty-two billion, six hundred eighteen million, four hundred seventy-nine thousand, three hundred sixty".