22066450215 has 16 divisors (see below), whose sum is σ = 35312716800. Its totient is φ = 11766641312.

The previous prime is 22066450181. The next prime is 22066450247. The reversal of 22066450215 is 51205466022.

It is a cyclic number.

It is not a de Polignac number, because 22066450215 - 2⁹ = 22066449703 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 45855 + ... + 215024.

It is an arithmetic number, because the mean of its divisors is an integer number (2207044800).

Almost surely, 2^22066450215 is an apocalyptic number.

22066450215 is a deficient number, since it is larger than the sum of its proper divisors (13246266585).

22066450215 is a wasteful number, since it uses less digits than its factorization.

22066450215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266526.

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 22066450215 in words is "twenty-two billion, sixty-six million, four hundred fifty thousand, two hundred fifteen".