22903564338 has 18 divisors (see below), whose sum is σ = 49625780607. Its totient is φ = 7634307420.

The previous prime is 22903564337. The next prime is 22903564357. The reversal of 22903564338 is 83346530922.

22903564338 is a `hidden beast` number, since 2 + 290 + 356 + 4 + 3 + 3 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 11451782169 + 11451782169 = 107013^2 + 107013^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=107013.

It is a junction number, because it is equal to n+sod(n) for n = 22903564293 and 22903564302.

It is not an unprimeable number, because it can be changed into a prime (22903564337) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 624243 + ... + 659913.

Almost surely, 2^22903564338 is an apocalyptic number.

22903564338 is an abundant number, since it is smaller than the sum of its proper divisors (26722216269).

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

22903564338 is an frugal number, since it uses more digits than its factorization.

22903564338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71350 (or 35676 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 45.

The spelling of 22903564338 in words is "twenty-two billion, nine hundred three million, five hundred sixty-four thousand, three hundred thirty-eight".