22424421642266 has 64 divisors (see below), whose sum is σ = 41521990245120. Its totient is φ = 8867606077440.

The previous prime is 22424421642257. The next prime is 22424421642281. The reversal of 22424421642266 is 66224612442422.

It is a super-2 number, since 2×22424421642266² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22424421642266.

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, 4733570 + ... + 8200946.

It is an arithmetic number, because the mean of its divisors is an integer number (648781097580).

Almost surely, 2^{22424421642266} is an apocalyptic number.

22424421642266 is a deficient number, since it is larger than the sum of its proper divisors (19097568602854).

22424421642266 is a wasteful number, since it uses less digits than its factorization.

22424421642266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3468039.

The product of its digits is 3538944, while the sum is 47.

The spelling of 22424421642266 in words is "twenty-two trillion, four hundred twenty-four billion, four hundred twenty-one million, six hundred forty-two thousand, two hundred sixty-six".