22106908775 has 12 divisors (see below), whose sum is σ = 31328648112. Its totient is φ = 15159023040.

The previous prime is 22106908763. The next prime is 22106908819. The reversal of 22106908775 is 57780960122.

It is a happy number.

It is not a de Polignac number, because 22106908775 - 2⁶ = 22106908711 is a prime.

It is a Duffinian 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 11 ways as a sum of consecutive naturals, for example, 63162422 + ... + 63162771.

It is an arithmetic number, because the mean of its divisors is an integer number (2610720676).

Almost surely, 2^22106908775 is an apocalyptic number.

22106908775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22106908775 is a deficient number, since it is larger than the sum of its proper divisors (9221739337).

22106908775 is a wasteful number, since it uses less digits than its factorization.

22106908775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126325210 (or 126325205 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 47.

The spelling of 22106908775 in words is "twenty-two billion, one hundred six million, nine hundred eight thousand, seven hundred seventy-five".