22088531616 has 48 divisors (see below), whose sum is σ = 59981796000. Its totient is φ = 7108951808.

The previous prime is 22088531599. The next prime is 22088531627. The reversal of 22088531616 is 61613588022.

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, 3964266 + ... + 3969833.

It is an arithmetic number, because the mean of its divisors is an integer number (1249620750).

Almost surely, 2^22088531616 is an apocalyptic number.

It is an amenable number.

22088531616 is an abundant number, since it is smaller than the sum of its proper divisors (37893264384).

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

22088531616 is a wasteful number, since it uses less digits than its factorization.

22088531616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7934141 (or 7934133 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 42.

The spelling of 22088531616 in words is "twenty-two billion, eighty-eight million, five hundred thirty-one thousand, six hundred sixteen".