22224361779 has 6 divisors (see below), whose sum is σ = 32101855916. Its totient is φ = 14816241180.

The previous prime is 22224361763. The next prime is 22224361811. The reversal of 22224361779 is 97716342222.

22224361779 is a `hidden beast` number, since 2 + 2 + 2 + 24 + 3 + 617 + 7 + 9 = 666.

It is not a de Polignac number, because 22224361779 - 2⁴ = 22224361763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22224361759) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1234686757 + ... + 1234686774.

Almost surely, 2^22224361779 is an apocalyptic number.

22224361779 is a deficient number, since it is larger than the sum of its proper divisors (9877494137).

22224361779 is a wasteful number, since it uses less digits than its factorization.

22224361779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2469373537 (or 2469373534 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The spelling of 22224361779 in words is "twenty-two billion, two hundred twenty-four million, three hundred sixty-one thousand, seven hundred seventy-nine".