20422444061232 has 120 divisors (see below), whose sum is σ = 62603283356640. Its totient is φ = 6186108794880.

The previous prime is 20422444061207. The next prime is 20422444061263. The reversal of 20422444061232 is 23216044422402.

It is a happy number.

20422444061232 is a `hidden beast` number, since 2 + 0 + 4 + 2 + 2 + 4 + 4 + 4 + 0 + 612 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 23 ways as a sum of consecutive naturals, for example, 143765244 + ... + 143907227.

It is an arithmetic number, because the mean of its divisors is an integer number (521694027972).

Almost surely, 2^{20422444061232} is an apocalyptic number.

It is an amenable number.

20422444061232 is an abundant number, since it is smaller than the sum of its proper divisors (42180839295408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20422444061232 is a wasteful number, since it uses less digits than its factorization.

20422444061232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287672531 (or 287672522 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

Adding to 20422444061232 its reverse (23216044422402), we get a palindrome (43638488483634).

The spelling of 20422444061232 in words is "twenty trillion, four hundred twenty-two billion, four hundred forty-four million, sixty-one thousand, two hundred thirty-two".