22148016588 has 72 divisors (see below), whose sum is σ = 57842418816. Its totient is φ = 7138195200.

The previous prime is 22148016547. The next prime is 22148016601. The reversal of 22148016588 is 88561084122.

22148016588 is a `hidden beast` number, since 2 + 2 + 1 + 480 + 165 + 8 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1345528 + ... + 1361888.

It is an arithmetic number, because the mean of its divisors is an integer number (803366928).

Almost surely, 2^22148016588 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22148016588, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28921209408).

22148016588 is an abundant number, since it is smaller than the sum of its proper divisors (35694402228).

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

22148016588 is a wasteful number, since it uses less digits than its factorization.

22148016588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17615 (or 17610 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 45.

The spelling of 22148016588 in words is "twenty-two billion, one hundred forty-eight million, sixteen thousand, five hundred eighty-eight".