22131932158 has 8 divisors (see below), whose sum is σ = 37940455152. Its totient is φ = 9485113776.

The previous prime is 22131932129. The next prime is 22131932161. The reversal of 22131932158 is 85123913122.

It is a happy number.

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

It is a congruent number.

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, 790426135 + ... + 790426162.

It is an arithmetic number, because the mean of its divisors is an integer number (4742556894).

Almost surely, 2^22131932158 is an apocalyptic number.

22131932158 is a deficient number, since it is larger than the sum of its proper divisors (15808522994).

22131932158 is a wasteful number, since it uses less digits than its factorization.

22131932158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1580852306.

The product of its digits is 25920, while the sum is 37.

The spelling of 22131932158 in words is "twenty-two billion, one hundred thirty-one million, nine hundred thirty-two thousand, one hundred fifty-eight".