22567045420 has 48 divisors (see below), whose sum is σ = 51908804640. Its totient is φ = 8202865664.

The previous prime is 22567045367. The next prime is 22567045477. The reversal of 22567045420 is 2454076522.

It is a self number, because there is not a number n which added to its sum of digits gives 22567045420.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1134514 + ... + 1154233.

It is an arithmetic number, because the mean of its divisors is an integer number (1081433430).

Almost surely, 2^22567045420 is an apocalyptic number.

22567045420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22567045420 is an abundant number, since it is smaller than the sum of its proper divisors (29341759220).

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

22567045420 is a wasteful number, since it uses less digits than its factorization.

22567045420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2288802 (or 2288800 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 37.

The spelling of 22567045420 in words is "twenty-two billion, five hundred sixty-seven million, forty-five thousand, four hundred twenty".