22220777026266 has 48 divisors (see below), whose sum is σ = 55674034756704. Its totient is φ = 5860424709216.

The previous prime is 22220777026207. The next prime is 22220777026297. The reversal of 22220777026266 is 66262077702222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2906952880 + ... + 2906960523.

It is an arithmetic number, because the mean of its divisors is an integer number (1159875724098).

Almost surely, 2^{22220777026266} is an apocalyptic number.

22220777026266 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22220777026266 is an abundant number, since it is smaller than the sum of its proper divisors (33453257730438).

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

22220777026266 is a wasteful number, since it uses less digits than its factorization.

22220777026266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5813913435 (or 5813913428 counting only the distinct ones).

The product of its (nonzero) digits is 4741632, while the sum is 51.

The spelling of 22220777026266 in words is "twenty-two trillion, two hundred twenty billion, seven hundred seventy-seven million, twenty-six thousand, two hundred sixty-six".