20044401250 has 80 divisors (see below), whose sum is σ = 39603916440. Its totient is φ = 7594496000.

The previous prime is 20044401239. The next prime is 20044401283. The reversal of 20044401250 is 5210444002.

It is a happy number.

It can be written as a sum of positive squares in 20 ways, for example, as 4206430449 + 15837970801 = 64857^2 + 125849^2 .

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 39 ways as a sum of consecutive naturals, for example, 1916034 + ... + 1926466.

Almost surely, 2^20044401250 is an apocalyptic number.

20044401250 is a deficient number, since it is larger than the sum of its proper divisors (19559515190).

20044401250 is a wasteful number, since it uses less digits than its factorization.

20044401250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10537 (or 10522 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

Adding to 20044401250 its reverse (5210444002), we get a palindrome (25254845252).

The spelling of 20044401250 in words is "twenty billion, forty-four million, four hundred one thousand, two hundred fifty".