22333668139 has 4 divisors (see below), whose sum is σ = 22338584424. Its totient is φ = 22328751856.

The previous prime is 22333668121. The next prime is 22333668143. The reversal of 22333668139 is 93186633322.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22333668139 - 2²⁷ = 22199450411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22333668169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2451322 + ... + 2460415.

It is an arithmetic number, because the mean of its divisors is an integer number (5584646106).

Almost surely, 2^22333668139 is an apocalyptic number.

22333668139 is a deficient number, since it is larger than the sum of its proper divisors (4916285).

22333668139 is an equidigital number, since it uses as much as digits as its factorization.

22333668139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4916284.

The product of its digits is 839808, while the sum is 46.

The spelling of 22333668139 in words is "twenty-two billion, three hundred thirty-three million, six hundred sixty-eight thousand, one hundred thirty-nine".