22400452322 has 16 divisors (see below), whose sum is σ = 35642980152. Its totient is φ = 10521895680.

The previous prime is 22400452309. The next prime is 22400452337. The reversal of 22400452322 is 22325400422.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 22168529881 + 231922441 = 148891^2 + 15229^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22400452291 and 22400452300.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 590513 + ... + 627300.

Almost surely, 2^22400452322 is an apocalyptic number.

22400452322 is a deficient number, since it is larger than the sum of its proper divisors (13242527830).

22400452322 is a wasteful number, since it uses less digits than its factorization.

22400452322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1218373.

The product of its (nonzero) digits is 7680, while the sum is 26.

Adding to 22400452322 its reverse (22325400422), we get a palindrome (44725852744).

The spelling of 22400452322 in words is "twenty-two billion, four hundred million, four hundred fifty-two thousand, three hundred twenty-two".