44234343991 has 2 divisors, whose sum is σ = 44234343992. Its totient is φ = 44234343990.

The previous prime is 44234343947. The next prime is 44234344031. The reversal of 44234343991 is 19934343244.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44234343991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44234343911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22117171995 + 22117171996.

It is an arithmetic number, because the mean of its divisors is an integer number (22117171996).

Almost surely, 2^44234343991 is an apocalyptic number.

44234343991 is a deficient number, since it is larger than the sum of its proper divisors (1).

44234343991 is an equidigital number, since it uses as much as digits as its factorization.

44234343991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1119744, while the sum is 46.

The spelling of 44234343991 in words is "forty-four billion, two hundred thirty-four million, three hundred forty-three thousand, nine hundred ninety-one".