22522666566220 has 12 divisors (see below), whose sum is σ = 47297599789104. Its totient is φ = 9009066626480.

The previous prime is 22522666566217. The next prime is 22522666566263. The reversal of 22522666566220 is 2266566622522.

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 3 ways as a sum of consecutive naturals, for example, 563066664136 + ... + 563066664175.

It is an arithmetic number, because the mean of its divisors is an integer number (3941466649092).

Almost surely, 2^{22522666566220} is an apocalyptic number.

22522666566220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22522666566220 is an abundant number, since it is smaller than the sum of its proper divisors (24774933222884).

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

22522666566220 is a wasteful number, since it uses less digits than its factorization.

22522666566220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126133328320 (or 1126133328318 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 52.

The spelling of 22522666566220 in words is "twenty-two trillion, five hundred twenty-two billion, six hundred sixty-six million, five hundred sixty-six thousand, two hundred twenty".