44392183993 has 2 divisors, whose sum is σ = 44392183994. Its totient is φ = 44392183992.

The previous prime is 44392183973. The next prime is 44392184021. The reversal of 44392183993 is 39938129344.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32600830249 + 11791353744 = 180557^2 + 108588^2 .

It is a cyclic number.

It is not a de Polignac number, because 44392183993 - 2⁹ = 44392183481 is a prime.

It is not a weakly prime, because it can be changed into another prime (44392183943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22196091996 + 22196091997.

It is an arithmetic number, because the mean of its divisors is an integer number (22196091997).

Almost surely, 2^44392183993 is an apocalyptic number.

It is an amenable number.

44392183993 is a deficient number, since it is larger than the sum of its proper divisors (1).

44392183993 is an equidigital number, since it uses as much as digits as its factorization.

44392183993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5038848, while the sum is 55.

The spelling of 44392183993 in words is "forty-four billion, three hundred ninety-two million, one hundred eighty-three thousand, nine hundred ninety-three".