22066642055 has 8 divisors (see below), whose sum is σ = 26486876832. Its totient is φ = 17648709408.

The previous prime is 22066642051. The next prime is 22066642067. The reversal of 22066642055 is 55024666022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22066642055 - 2² = 22066642051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22066642051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 554372 + ... + 592841.

It is an arithmetic number, because the mean of its divisors is an integer number (3310859604).

Almost surely, 2^22066642055 is an apocalyptic number.

22066642055 is a deficient number, since it is larger than the sum of its proper divisors (4420234777).

22066642055 is a wasteful number, since it uses less digits than its factorization.

22066642055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1151065.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 22066642055 in words is "twenty-two billion, sixty-six million, six hundred forty-two thousand, fifty-five".