22031954594 has 16 divisors (see below), whose sum is σ = 35592805248. Its totient is φ = 10167815952.

The previous prime is 22031954569. The next prime is 22031954599. The reversal of 22031954594 is 49545913022.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22031954599) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 447929 + ... + 494675.

It is an arithmetic number, because the mean of its divisors is an integer number (2224550328).

Almost surely, 2^22031954594 is an apocalyptic number.

22031954594 is a deficient number, since it is larger than the sum of its proper divisors (13560850654).

22031954594 is a wasteful number, since it uses less digits than its factorization.

22031954594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64889.

The product of its (nonzero) digits is 388800, while the sum is 44.

The spelling of 22031954594 in words is "twenty-two billion, thirty-one million, nine hundred fifty-four thousand, five hundred ninety-four".