22075431794 has 16 divisors (see below), whose sum is σ = 36889980120. Its totient is φ = 9837327360.

The previous prime is 22075431779. The next prime is 22075431797. The reversal of 22075431794 is 49713457022.

It can be written as a sum of positive squares in 4 ways, for example, as 12881115025 + 9194316769 = 113495^2 + 95887^2 .

It is not an unprimeable number, because it can be changed into a prime (22075431797) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14638127 + ... + 14639634.

Almost surely, 2^22075431794 is an apocalyptic number.

22075431794 is a deficient number, since it is larger than the sum of its proper divisors (14814548326).

22075431794 is a wasteful number, since it uses less digits than its factorization.

22075431794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29277805.

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 22075431794 in words is "twenty-two billion, seventy-five million, four hundred thirty-one thousand, seven hundred ninety-four".