4044440400399 has 48 divisors (see below), whose sum is σ = 7105902702912. Its totient is φ = 2163890847744.

The previous prime is 4044440400391. The next prime is 4044440400419. The reversal of 4044440400399 is 9930040444404.

4044440400399 is a `hidden beast` number, since 40 + 44 + 440 + 40 + 0 + 3 + 99 = 666.

It is not a de Polignac number, because 4044440400399 - 2³ = 4044440400391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4044440400391) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9576514 + ... + 9989919.

It is an arithmetic number, because the mean of its divisors is an integer number (148039639644).

Almost surely, 2^{4044440400399} is an apocalyptic number.

4044440400399 is a deficient number, since it is larger than the sum of its proper divisors (3061462302513).

4044440400399 is a wasteful number, since it uses less digits than its factorization.

4044440400399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19566656 (or 19566653 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 45.

The spelling of 4044440400399 in words is "four trillion, forty-four billion, four hundred forty million, four hundred thousand, three hundred ninety-nine".