404941144369 has 2 divisors, whose sum is σ = 404941144370. Its totient is φ = 404941144368.

The previous prime is 404941144343. The next prime is 404941144397. The reversal of 404941144369 is 963441149404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222018131344 + 182923013025 = 471188^2 + 427695^2 .

It is a cyclic number.

It is not a de Polignac number, because 404941144369 - 2¹¹ = 404941142321 is a prime.

It is a super-2 number, since 2×404941144369² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (404941144319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202470572184 + 202470572185.

It is an arithmetic number, because the mean of its divisors is an integer number (202470572185).

Almost surely, 2^404941144369 is an apocalyptic number.

It is an amenable number.

404941144369 is a deficient number, since it is larger than the sum of its proper divisors (1).

404941144369 is an equidigital number, since it uses as much as digits as its factorization.

404941144369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1492992, while the sum is 49.

The spelling of 404941144369 in words is "four hundred four billion, nine hundred forty-one million, one hundred forty-four thousand, three hundred sixty-nine".