22172168854 has 8 divisors (see below), whose sum is σ = 36281730888. Its totient is φ = 10078258560.

The previous prime is 22172168839. The next prime is 22172168857. The reversal of 22172168854 is 45886127122.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22172168857) 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, 503912907 + ... + 503912950.

It is an arithmetic number, because the mean of its divisors is an integer number (4535216361).

Almost surely, 2^22172168854 is an apocalyptic number.

22172168854 is a deficient number, since it is larger than the sum of its proper divisors (14109562034).

22172168854 is a wasteful number, since it uses less digits than its factorization.

22172168854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007825870.

The product of its digits is 430080, while the sum is 46.

The spelling of 22172168854 in words is "twenty-two billion, one hundred seventy-two million, one hundred sixty-eight thousand, eight hundred fifty-four".