22015873116 has 96 divisors (see below), whose sum is σ = 60120480000. Its totient is φ = 6947964864.

The previous prime is 22015873109. The next prime is 22015873127. The reversal of 22015873116 is 61137851022.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5060110 + ... + 5064458.

It is an arithmetic number, because the mean of its divisors is an integer number (626255000).

Almost surely, 2^22015873116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22015873116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30060240000).

22015873116 is an abundant number, since it is smaller than the sum of its proper divisors (38104606884).

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

22015873116 is a wasteful number, since it uses less digits than its factorization.

22015873116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6848 (or 6840 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The spelling of 22015873116 in words is "twenty-two billion, fifteen million, eight hundred seventy-three thousand, one hundred sixteen".