22108774086 has 48 divisors (see below), whose sum is σ = 55062038304. Its totient is φ = 6280273152.

The previous prime is 22108774073. The next prime is 22108774097. The reversal of 22108774086 is 68047780122.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 485331 + ... + 528926.

It is an arithmetic number, because the mean of its divisors is an integer number (1147125798).

Almost surely, 2^22108774086 is an apocalyptic number.

22108774086 is an abundant number, since it is smaller than the sum of its proper divisors (32953264218).

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

22108774086 is a wasteful number, since it uses less digits than its factorization.

22108774086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014445 (or 1014442 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 45.

The spelling of 22108774086 in words is "twenty-two billion, one hundred eight million, seven hundred seventy-four thousand, eighty-six".