22296450520 has 32 divisors (see below), whose sum is σ = 50474801520. Its totient is φ = 8863862400.

The previous prime is 22296450511. The next prime is 22296450559. The reversal of 22296450520 is 2505469222.

It is a self number, because there is not a number n which added to its sum of digits gives 22296450520.

It is a congruent number.

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, 1703331 + ... + 1716370.

Almost surely, 2^22296450520 is an apocalyptic number.

22296450520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22296450520 is an abundant number, since it is smaller than the sum of its proper divisors (28178351000).

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

22296450520 is a wasteful number, since it uses less digits than its factorization.

22296450520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3419875 (or 3419871 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 22296450520 in words is "twenty-two billion, two hundred ninety-six million, four hundred fifty thousand, five hundred twenty".