44444399983 has 2 divisors, whose sum is σ = 44444399984. Its totient is φ = 44444399982.

The previous prime is 44444399977. The next prime is 44444400047. The reversal of 44444399983 is 38999344444.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44444399983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44444399933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22222199991 + 22222199992.

It is an arithmetic number, because the mean of its divisors is an integer number (22222199992).

Almost surely, 2^44444399983 is an apocalyptic number.

44444399983 is a deficient number, since it is larger than the sum of its proper divisors (1).

44444399983 is an equidigital number, since it uses as much as digits as its factorization.

44444399983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 53747712, while the sum is 61.

The spelling of 44444399983 in words is "forty-four billion, four hundred forty-four million, three hundred ninety-nine thousand, nine hundred eighty-three".