22066224791923 has 24 divisors (see below), whose sum is σ = 24403731392448. Its totient is φ = 19934505706752.

The previous prime is 22066224791911. The next prime is 22066224791939. The reversal of 22066224791923 is 32919742266022.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-22066224791923 is a prime.

It is a super-3 number, since 3×22066224791923³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22066224794923) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 212129361 + ... + 212233357.

It is an arithmetic number, because the mean of its divisors is an integer number (1016822141352).

Almost surely, 2^{22066224791923} is an apocalyptic number.

22066224791923 is a deficient number, since it is larger than the sum of its proper divisors (2337506600525).

22066224791923 is a wasteful number, since it uses less digits than its factorization.

22066224791923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130783 (or 130770 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 55.

The spelling of 22066224791923 in words is "twenty-two trillion, sixty-six billion, two hundred twenty-four million, seven hundred ninety-one thousand, nine hundred twenty-three".