22119280686 has 64 divisors (see below), whose sum is σ = 52114708800. Its totient is φ = 6930137088.

The previous prime is 22119280663. The next prime is 22119280697. The reversal of 22119280686 is 68608291122.

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, 690276 + ... + 721608.

It is an arithmetic number, because the mean of its divisors is an integer number (814292325).

Almost surely, 2^22119280686 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22119280686, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26057354400).

22119280686 is an abundant number, since it is smaller than the sum of its proper divisors (29995428114).

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

22119280686 is a wasteful number, since it uses less digits than its factorization.

22119280686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32130 (or 32124 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 45.

The spelling of 22119280686 in words is "twenty-two billion, one hundred nineteen million, two hundred eighty thousand, six hundred eighty-six".