44118936839 has 2 divisors, whose sum is σ = 44118936840. Its totient is φ = 44118936838.

The previous prime is 44118936817. The next prime is 44118936847. The reversal of 44118936839 is 93863981144.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44118936839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44118936889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22059468419 + 22059468420.

It is an arithmetic number, because the mean of its divisors is an integer number (22059468420).

Almost surely, 2^44118936839 is an apocalyptic number.

44118936839 is a deficient number, since it is larger than the sum of its proper divisors (1).

44118936839 is an equidigital number, since it uses as much as digits as its factorization.

44118936839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4478976, while the sum is 56.

The spelling of 44118936839 in words is "forty-four billion, one hundred eighteen million, nine hundred thirty-six thousand, eight hundred thirty-nine".