18382929337 has 2 divisors, whose sum is σ = 18382929338. Its totient is φ = 18382929336.

The previous prime is 18382929281. The next prime is 18382929359. The reversal of 18382929337 is 73392928381.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10614974841 + 7767954496 = 103029^2 + 88136^2 .

It is a cyclic number.

It is not a de Polignac number, because 18382929337 - 2¹¹ = 18382927289 is a prime.

It is not a weakly prime, because it can be changed into another prime (18382929137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9191464668 + 9191464669.

It is an arithmetic number, because the mean of its divisors is an integer number (9191464669).

Almost surely, 2^18382929337 is an apocalyptic number.

It is an amenable number.

18382929337 is a deficient number, since it is larger than the sum of its proper divisors (1).

18382929337 is an equidigital number, since it uses as much as digits as its factorization.

18382929337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3919104, while the sum is 55.

The spelling of 18382929337 in words is "eighteen billion, three hundred eighty-two million, nine hundred twenty-nine thousand, three hundred thirty-seven".