4244544454387 has 2 divisors, whose sum is σ = 4244544454388. Its totient is φ = 4244544454386.

The previous prime is 4244544454361. The next prime is 4244544454499. The reversal of 4244544454387 is 7834544454424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4244544454387 - 2²⁷ = 4244410236659 is a prime.

It is a super-3 number, since 3×4244544454387³ (a number of 39 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (4244544454187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2122272227193 + 2122272227194.

It is an arithmetic number, because the mean of its divisors is an integer number (2122272227194).

Almost surely, 2^{4244544454387} is an apocalyptic number.

4244544454387 is a deficient number, since it is larger than the sum of its proper divisors (1).

4244544454387 is an equidigital number, since it uses as much as digits as its factorization.

4244544454387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 137625600, while the sum is 58.

The spelling of 4244544454387 in words is "four trillion, two hundred forty-four billion, five hundred forty-four million, four hundred fifty-four thousand, three hundred eighty-seven".