22493434472 has 32 divisors (see below), whose sum is σ = 43396485480. Its totient is φ = 10925241600.

The previous prime is 22493434463. The next prime is 22493434489. The reversal of 22493434472 is 27443439422.

It can be written as a sum of positive squares in 4 ways, for example, as 20262383716 + 2231050756 = 142346^2 + 47234^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219803 + ... + 305450.

Almost surely, 2^22493434472 is an apocalyptic number.

It is an amenable number.

22493434472 is a deficient number, since it is larger than the sum of its proper divisors (20903051008).

22493434472 is a wasteful number, since it uses less digits than its factorization.

22493434472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525413 (or 525409 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 44.

The spelling of 22493434472 in words is "twenty-two billion, four hundred ninety-three million, four hundred thirty-four thousand, four hundred seventy-two".