22454305520 has 40 divisors (see below), whose sum is σ = 52212647760. Its totient is φ = 8980623360.

The previous prime is 22454305451. The next prime is 22454305537. The reversal of 22454305520 is 2550345422.

It is a tau number, because it is divible by the number of its divisors (40).

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, 1062416 + ... + 1083344.

It is an arithmetic number, because the mean of its divisors is an integer number (1305316194).

Almost surely, 2^22454305520 is an apocalyptic number.

22454305520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22454305520 is an abundant number, since it is smaller than the sum of its proper divisors (29758342240).

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

22454305520 is a wasteful number, since it uses less digits than its factorization.

22454305520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34353 (or 34347 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 32.

The spelling of 22454305520 in words is "twenty-two billion, four hundred fifty-four million, three hundred five thousand, five hundred twenty".