22194679921162 has 16 divisors (see below), whose sum is σ = 38072119037760. Its totient is φ = 9505981601568.

The previous prime is 22194679921109. The next prime is 22194679921163. The reversal of 22194679921162 is 26112997649122.

It is a self number, because there is not a number n which added to its sum of digits gives 22194679921162.

It is not an unprimeable number, because it can be changed into a prime (22194679921163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 501983683 + ... + 502027894.

It is an arithmetic number, because the mean of its divisors is an integer number (2379507439860).

Almost surely, 2^{22194679921162} is an apocalyptic number.

22194679921162 is a deficient number, since it is larger than the sum of its proper divisors (15877439116598).

22194679921162 is a wasteful number, since it uses less digits than its factorization.

22194679921162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004013165.

The product of its digits is 11757312, while the sum is 61.

The spelling of 22194679921162 in words is "twenty-two trillion, one hundred ninety-four billion, six hundred seventy-nine million, nine hundred twenty-one thousand, one hundred sixty-two".