22257800338 has 16 divisors (see below), whose sum is σ = 33536347416. Its totient is φ = 11079048960.

The previous prime is 22257800333. The next prime is 22257800359. The reversal of 22257800338 is 83300875222.

It can be written as a sum of positive squares in 4 ways, for example, as 21751235289 + 506565049 = 147483^2 + 22507^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22257800338.

It is not an unprimeable number, because it can be changed into a prime (22257800333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1986520 + ... + 1997692.

Almost surely, 2^22257800338 is an apocalyptic number.

22257800338 is a deficient number, since it is larger than the sum of its proper divisors (11278547078).

22257800338 is a wasteful number, since it uses less digits than its factorization.

22257800338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15549.

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 22257800338 in words is "twenty-two billion, two hundred fifty-seven million, eight hundred thousand, three hundred thirty-eight".