22500446080394 has 16 divisors (see below), whose sum is σ = 34419642261480. Its totient is φ = 11027629129920.

The previous prime is 22500446080391. The next prime is 22500446080403. The reversal of 22500446080394 is 49308064400522.

It can be written as a sum of positive squares in 4 ways, for example, as 14625614679025 + 7874831401369 = 3824345^2 + 2806213^2 .

It is a super-2 number, since 2×22500446080394² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22500446080391) 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, 99170297 + ... + 99396924.

Almost surely, 2^{22500446080394} is an apocalyptic number.

22500446080394 is a deficient number, since it is larger than the sum of its proper divisors (11919196181086).

22500446080394 is a wasteful number, since it uses less digits than its factorization.

22500446080394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198568345.

The product of its (nonzero) digits is 1658880, while the sum is 47.

The spelling of 22500446080394 in words is "twenty-two trillion, five hundred billion, four hundred forty-six million, eighty thousand, three hundred ninety-four".