83326516517 has 4 divisors (see below), whose sum is σ = 84570195936. Its totient is φ = 82082837100.

The previous prime is 83326516457. The next prime is 83326516531. The reversal of 83326516517 is 71561562338.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 83326516517 - 2⁶ = 83326516453 is a prime.

It is a super-2 number, since 2×83326516517² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83326516597) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 621839609 + ... + 621839742.

It is an arithmetic number, because the mean of its divisors is an integer number (21142548984).

Almost surely, 2^83326516517 is an apocalyptic number.

It is an amenable number.

83326516517 is a deficient number, since it is larger than the sum of its proper divisors (1243679419).

83326516517 is a wasteful number, since it uses less digits than its factorization.

83326516517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1243679418.

The product of its digits is 907200, while the sum is 47.

The spelling of 83326516517 in words is "eighty-three billion, three hundred twenty-six million, five hundred sixteen thousand, five hundred seventeen".