11722675238 has 8 divisors (see below), whose sum is σ = 17584628880. Its totient is φ = 5861132280.

The previous prime is 11722675231. The next prime is 11722675247. The reversal of 11722675238 is 83257622711.

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

It is a super-2 number, since 2×11722675238² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11722675231) 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, 17018 + ... + 154061.

It is an arithmetic number, because the mean of its divisors is an integer number (2198078610).

Almost surely, 2^11722675238 is an apocalyptic number.

11722675238 is a deficient number, since it is larger than the sum of its proper divisors (5861953642).

11722675238 is a wasteful number, since it uses less digits than its factorization.

11722675238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205342.

The product of its digits is 282240, while the sum is 44.

The spelling of 11722675238 in words is "eleven billion, seven hundred twenty-two million, six hundred seventy-five thousand, two hundred thirty-eight".