44123042399 has 2 divisors, whose sum is σ = 44123042400. Its totient is φ = 44123042398.

The previous prime is 44123042329. The next prime is 44123042521. The reversal of 44123042399 is 99324032144.

44123042399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44123042399 - 2²⁴ = 44106265183 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44123042329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22061521199 + 22061521200.

It is an arithmetic number, because the mean of its divisors is an integer number (22061521200).

Almost surely, 2^44123042399 is an apocalyptic number.

44123042399 is a deficient number, since it is larger than the sum of its proper divisors (1).

44123042399 is an equidigital number, since it uses as much as digits as its factorization.

44123042399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 41.

The spelling of 44123042399 in words is "forty-four billion, one hundred twenty-three million, forty-two thousand, three hundred ninety-nine".