4440111402469 has 2 divisors, whose sum is σ = 4440111402470. Its totient is φ = 4440111402468.

The previous prime is 4440111402457. The next prime is 4440111402581. The reversal of 4440111402469 is 9642041110444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2967650499969 + 1472460902500 = 1722687^2 + 1213450^2 .

It is a cyclic number.

It is not a de Polignac number, because 4440111402469 - 2⁷ = 4440111402341 is a prime.

It is a super-2 number, since 2×4440111402469² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4440111409469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2220055701234 + 2220055701235.

It is an arithmetic number, because the mean of its divisors is an integer number (2220055701235).

Almost surely, 2^{4440111402469} is an apocalyptic number.

It is an amenable number.

4440111402469 is a deficient number, since it is larger than the sum of its proper divisors (1).

4440111402469 is an equidigital number, since it uses as much as digits as its factorization.

4440111402469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 40.

The spelling of 4440111402469 in words is "four trillion, four hundred forty billion, one hundred eleven million, four hundred two thousand, four hundred sixty-nine".