22246693388 has 24 divisors (see below), whose sum is σ = 39205567632. Its totient is φ = 11045196864.

The previous prime is 22246693349. The next prime is 22246693393. The reversal of 22246693388 is 88339664222.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1010870 + ... + 1032642.

It is an arithmetic number, because the mean of its divisors is an integer number (1633565318).

Almost surely, 2^22246693388 is an apocalyptic number.

It is an amenable number.

22246693388 is a deficient number, since it is larger than the sum of its proper divisors (16958874244).

22246693388 is a wasteful number, since it uses less digits than its factorization.

22246693388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23561 (or 23559 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 53.

The spelling of 22246693388 in words is "twenty-two billion, two hundred forty-six million, six hundred ninety-three thousand, three hundred eighty-eight".