83518418327 has 2 divisors, whose sum is σ = 83518418328. Its totient is φ = 83518418326.

The previous prime is 83518418257. The next prime is 83518418377. The reversal of 83518418327 is 72381481538.

It is an a-pointer prime, because the next prime (83518418377) can be obtained adding 83518418327 to its sum of digits (50).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83518418327 - 2¹⁰ = 83518417303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83518418377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41759209163 + 41759209164.

It is an arithmetic number, because the mean of its divisors is an integer number (41759209164).

Almost surely, 2^83518418327 is an apocalyptic number.

83518418327 is a deficient number, since it is larger than the sum of its proper divisors (1).

83518418327 is an equidigital number, since it uses as much as digits as its factorization.

83518418327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1290240, while the sum is 50.

The spelling of 83518418327 in words is "eighty-three billion, five hundred eighteen million, four hundred eighteen thousand, three hundred twenty-seven".