22251690496 has 40 divisors (see below), whose sum is σ = 50811346080. Its totient is φ = 9536437248.

The previous prime is 22251690479. The next prime is 22251690509. The reversal of 22251690496 is 69409615222.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3100726 + ... + 3107893.

It is an arithmetic number, because the mean of its divisors is an integer number (1270283652).

Almost surely, 2^22251690496 is an apocalyptic number.

It is an amenable number.

22251690496 is an abundant number, since it is smaller than the sum of its proper divisors (28559655584).

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

22251690496 is an frugal number, since it uses more digits than its factorization.

22251690496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6208644 (or 6208628 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 22251690496 in words is "twenty-two billion, two hundred fifty-one million, six hundred ninety thousand, four hundred ninety-six".