22899991320 has 96 divisors (see below), whose sum is σ = 74443702320. Its totient is φ = 6105127680.

The previous prime is 22899991241. The next prime is 22899991349. The reversal of 22899991320 is 2319999822.

22899991320 is a `hidden beast` number, since 228 + 9 + 9 + 9 + 91 + 320 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2634822 + ... + 2643498.

Almost surely, 2^22899991320 is an apocalyptic number.

22899991320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22899991320 is an abundant number, since it is smaller than the sum of its proper divisors (51543711000).

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

22899991320 is a wasteful number, since it uses less digits than its factorization.

22899991320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16025 (or 16018 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 54.

The spelling of 22899991320 in words is "twenty-two billion, eight hundred ninety-nine million, nine hundred ninety-one thousand, three hundred twenty".