4044040004387 has 2 divisors, whose sum is σ = 4044040004388. Its totient is φ = 4044040004386.

The previous prime is 4044040004321. The next prime is 4044040004399. The reversal of 4044040004387 is 7834000404404.

4044040004387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4044040004387 - 2¹⁴ = 4044039988003 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4044040004387.

It is not a weakly prime, because it can be changed into another prime (4044040004987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2022020002193 + 2022020002194.

It is an arithmetic number, because the mean of its divisors is an integer number (2022020002194).

Almost surely, 2^{4044040004387} is an apocalyptic number.

4044040004387 is a deficient number, since it is larger than the sum of its proper divisors (1).

4044040004387 is an equidigital number, since it uses as much as digits as its factorization.

4044040004387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172032, while the sum is 38.

The spelling of 4044040004387 in words is "four trillion, forty-four billion, forty million, four thousand, three hundred eighty-seven".