22445142204032 has 16 divisors (see below), whose sum is σ = 44714931734850. Its totient is φ = 11222571101952.

The previous prime is 22445142203921. The next prime is 22445142204071. The reversal of 22445142204032 is 23040224154422.

It can be written as a sum of positive squares in only one way, i.e., 18046659474496 + 4398482729536 = 4248136^2 + 2097256^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 22445142203983 and 22445142204001.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 87676336607 + ... + 87676336862.

Almost surely, 2^{22445142204032} is an apocalyptic number.

It is an amenable number.

22445142204032 is a deficient number, since it is larger than the sum of its proper divisors (22269789530818).

22445142204032 is an equidigital number, since it uses as much as digits as its factorization.

22445142204032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175352673483 (or 175352673471 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 35.

Adding to 22445142204032 its reverse (23040224154422), we get a palindrome (45485366358454).

The spelling of 22445142204032 in words is "twenty-two trillion, four hundred forty-five billion, one hundred forty-two million, two hundred four thousand, thirty-two".