22022359940 has 24 divisors (see below), whose sum is σ = 52853664192. Its totient is φ = 7550523360.

The previous prime is 22022359927. The next prime is 22022360011. The reversal of 22022359940 is 4995322022.

It is a junction number, because it is equal to n+sod(n) for n = 22022359894 and 22022359903.

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, 78651146 + ... + 78651425.

It is an arithmetic number, because the mean of its divisors is an integer number (2202236008).

Almost surely, 2^22022359940 is an apocalyptic number.

22022359940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22022359940 is an abundant number, since it is smaller than the sum of its proper divisors (30831304252).

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

22022359940 is a wasteful number, since it uses less digits than its factorization.

22022359940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157302587 (or 157302585 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 22022359940 in words is "twenty-two billion, twenty-two million, three hundred fifty-nine thousand, nine hundred forty".