83809603519 has 2 divisors, whose sum is σ = 83809603520. Its totient is φ = 83809603518.

The previous prime is 83809603517. The next prime is 83809603601. The reversal of 83809603519 is 91530690838.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83809603519 - 2¹ = 83809603517 is a prime.

It is a super-2 number, since 2×83809603519² (a number of 23 digits) contains 22 as substring.

Together with 83809603517, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83809603517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41904801759 + 41904801760.

It is an arithmetic number, because the mean of its divisors is an integer number (41904801760).

Almost surely, 2^83809603519 is an apocalyptic number.

83809603519 is a deficient number, since it is larger than the sum of its proper divisors (1).

83809603519 is an equidigital number, since it uses as much as digits as its factorization.

83809603519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1399680, while the sum is 52.

The spelling of 83809603519 in words is "eighty-three billion, eight hundred nine million, six hundred three thousand, five hundred nineteen".