22025586720 has 48 divisors (see below), whose sum is σ = 69380599680. Its totient is φ = 5873489664.

The previous prime is 22025586719. The next prime is 22025586731. The reversal of 22025586720 is 2768552022.

It is a tau number, because it is divible by the number of its divisors (48).

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, 22942840 + ... + 22943799.

It is an arithmetic number, because the mean of its divisors is an integer number (1445429160).

Almost surely, 2^22025586720 is an apocalyptic number.

22025586720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22025586720 is an abundant number, since it is smaller than the sum of its proper divisors (47355012960).

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

22025586720 is a wasteful number, since it uses less digits than its factorization.

22025586720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45886657 (or 45886649 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 39.

The spelling of 22025586720 in words is "twenty-two billion, twenty-five million, five hundred eighty-six thousand, seven hundred twenty".