22274923791 has 24 divisors (see below), whose sum is σ = 30402716080. Its totient is φ = 14505402240.

The previous prime is 22274923757. The next prime is 22274923807. The reversal of 22274923791 is 19732947222.

It is a happy number.

It is not a de Polignac number, because 22274923791 - 2¹⁷ = 22274792719 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22274923791.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22274923291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1641651 + ... + 1655163.

Almost surely, 2^22274923791 is an apocalyptic number.

22274923791 is a deficient number, since it is larger than the sum of its proper divisors (8127792289).

22274923791 is a wasteful number, since it uses less digits than its factorization.

22274923791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13767 (or 13696 counting only the distinct ones).

The product of its digits is 762048, while the sum is 48.

The spelling of 22274923791 in words is "twenty-two billion, two hundred seventy-four million, nine hundred twenty-three thousand, seven hundred ninety-one".