22344653968 has 80 divisors (see below), whose sum is σ = 53672814720. Its totient is φ = 8775042048.

The previous prime is 22344653927. The next prime is 22344653971. The reversal of 22344653968 is 86935644322.

It is a Harshad number since it is a multiple of its sum of digits (52).

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, 143463 + ... + 255481.

It is an arithmetic number, because the mean of its divisors is an integer number (670910184).

Almost surely, 2^22344653968 is an apocalyptic number.

22344653968 is a gapful number since it is divisible by the number (28) 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 22344653968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26836407360).

22344653968 is an abundant number, since it is smaller than the sum of its proper divisors (31328160752).

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

22344653968 is a wasteful number, since it uses less digits than its factorization.

22344653968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112184 (or 112178 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 52.

The spelling of 22344653968 in words is "twenty-two billion, three hundred forty-four million, six hundred fifty-three thousand, nine hundred sixty-eight".