20024444369 has 2 divisors, whose sum is σ = 20024444370. Its totient is φ = 20024444368.

The previous prime is 20024444269. The next prime is 20024444443. The reversal of 20024444369 is 96344442002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19849146769 + 175297600 = 140887^2 + 13240^2 .

It is a cyclic number.

It is not a de Polignac number, because 20024444369 - 2²⁸ = 19756008913 is a prime.

It is a super-2 number, since 2×20024444369² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20024444269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10012222184 + 10012222185.

It is an arithmetic number, because the mean of its divisors is an integer number (10012222185).

Almost surely, 2^20024444369 is an apocalyptic number.

It is an amenable number.

20024444369 is a deficient number, since it is larger than the sum of its proper divisors (1).

20024444369 is an equidigital number, since it uses as much as digits as its factorization.

20024444369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 38.

The spelling of 20024444369 in words is "twenty billion, twenty-four million, four hundred forty-four thousand, three hundred sixty-nine".