22796266440 has 32 divisors (see below), whose sum is σ = 68388799680. Its totient is φ = 6079004352.

The previous prime is 22796266429. The next prime is 22796266453. The reversal of 22796266440 is 4466269722.

It is a self number, because there is not a number n which added to its sum of digits gives 22796266440.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94984324 + ... + 94984563.

It is an arithmetic number, because the mean of its divisors is an integer number (2137149990).

Almost surely, 2^22796266440 is an apocalyptic number.

22796266440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22796266440 is an abundant number, since it is smaller than the sum of its proper divisors (45592533240).

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

22796266440 is a wasteful number, since it uses less digits than its factorization.

22796266440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189968901 (or 189968897 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 48.

The spelling of 22796266440 in words is "twenty-two billion, seven hundred ninety-six million, two hundred sixty-six thousand, four hundred forty".