22196502138 has 16 divisors (see below), whose sum is σ = 45825037056. Its totient is φ = 7160161920.

The previous prime is 22196502109. The next prime is 22196502157. The reversal of 22196502138 is 83120569122.

It is a junction number, because it is equal to n+sod(n) for n = 22196502096 and 22196502105.

It is an unprimeable number.

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, 59667831 + ... + 59668202.

It is an arithmetic number, because the mean of its divisors is an integer number (2864064816).

Almost surely, 2^22196502138 is an apocalyptic number.

22196502138 is an abundant number, since it is smaller than the sum of its proper divisors (23628534918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22196502138 is a wasteful number, since it uses less digits than its factorization.

22196502138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119336069.

The product of its (nonzero) digits is 51840, while the sum is 39.

The spelling of 22196502138 in words is "twenty-two billion, one hundred ninety-six million, five hundred two thousand, one hundred thirty-eight".