20022088544 has 24 divisors (see below), whose sum is σ = 40690052928. Its totient is φ = 9688106880.

The previous prime is 20022088511. The next prime is 20022088571. The reversal of 20022088544 is 44588022002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10090787 + ... + 10092770.

It is an arithmetic number, because the mean of its divisors is an integer number (1695418872).

Almost surely, 2^20022088544 is an apocalyptic number.

It is an amenable number.

20022088544 is an abundant number, since it is smaller than the sum of its proper divisors (20667964384).

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

20022088544 is a wasteful number, since it uses less digits than its factorization.

20022088544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20183598 (or 20183590 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 35.

The spelling of 20022088544 in words is "twenty billion, twenty-two million, eighty-eight thousand, five hundred forty-four".