4044004442397 has 8 divisors (see below), whose sum is σ = 5991117692480. Its totient is φ = 2696002961580.

The previous prime is 4044004442381. The next prime is 4044004442407. The reversal of 4044004442397 is 7932444004404.

It is a happy number.

4044004442397 is a `hidden beast` number, since 4 + 0 + 4 + 400 + 4 + 4 + 4 + 239 + 7 = 666.

4044004442397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4044004442397 - 2⁴ = 4044004442381 is a prime.

It is a super-2 number, since 2×4044004442397² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4044004422397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74888971129 + ... + 74888971182.

It is an arithmetic number, because the mean of its divisors is an integer number (748889711560).

Almost surely, 2^{4044004442397} is an apocalyptic number.

It is an amenable number.

4044004442397 is a deficient number, since it is larger than the sum of its proper divisors (1947113250083).

4044004442397 is a wasteful number, since it uses less digits than its factorization.

4044004442397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149777942320 (or 149777942314 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 45.

The spelling of 4044004442397 in words is "four trillion, forty-four billion, four million, four hundred forty-two thousand, three hundred ninety-seven".