22364662320 has 1620 divisors, whose sum is σ = 107345504448. Its totient is φ = 4151347200.

The previous prime is 22364662319. The next prime is 22364662379. The reversal of 22364662320 is 2326646322.

22364662320 is a `hidden beast` number, since 2 + 2 + 3 + 6 + 4 + 6 + 623 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 323 ways as a sum of consecutive naturals, for example, 721440705 + ... + 721440735.

Almost surely, 2^22364662320 is an apocalyptic number.

22364662320 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 22364662320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53672752224).

22364662320 is an abundant number, since it is smaller than the sum of its proper divisors (84980842128).

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

22364662320 is a wasteful number, since it uses less digits than its factorization.

22364662320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112 (or 72 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

The spelling of 22364662320 in words is "twenty-two billion, three hundred sixty-four million, six hundred sixty-two thousand, three hundred twenty".