22769374464 has 108 divisors (see below), whose sum is σ = 66287786656. Its totient is φ = 7516025856.

The previous prime is 22769374429. The next prime is 22769374487. The reversal of 22769374464 is 46447396722.

22769374464 is a `hidden beast` number, since 2 + 27 + 6 + 93 + 74 + 464 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 22769374464.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 189339 + ... + 285285.

Almost surely, 2^22769374464 is an apocalyptic number.

22769374464 is a gapful number since it is divisible by the number (24) 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 22769374464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33143893328).

22769374464 is an abundant number, since it is smaller than the sum of its proper divisors (43518412192).

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

22769374464 is a wasteful number, since it uses less digits than its factorization.

22769374464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96072 (or 96055 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 54.

The spelling of 22769374464 in words is "twenty-two billion, seven hundred sixty-nine million, three hundred seventy-four thousand, four hundred sixty-four".