22933849138 has 8 divisors (see below), whose sum is σ = 34401676140. Its totient is φ = 11466623760.

The previous prime is 22933849109. The next prime is 22933849163. The reversal of 22933849138 is 83194833922.

It can be written as a sum of positive squares in 2 ways, for example, as 22512901849 + 420947289 = 150043^2 + 20517^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22933849138² (a number of 22 digits) contains 22 as substring.

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, 38433 + ... + 217588.

Almost surely, 2^22933849138 is an apocalyptic number.

22933849138 is a deficient number, since it is larger than the sum of its proper divisors (11467827002).

22933849138 is a wasteful number, since it uses less digits than its factorization.

22933849138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300812.

The product of its digits is 2239488, while the sum is 52.

The spelling of 22933849138 in words is "twenty-two billion, nine hundred thirty-three million, eight hundred forty-nine thousand, one hundred thirty-eight".