82049465717 has 4 divisors (see below), whose sum is σ = 82051823616. Its totient is φ = 82047107820.

The previous prime is 82049465683. The next prime is 82049465777. The reversal of 82049465717 is 71756494028.

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 82049465717 - 2⁶ = 82049465653 is a prime.

It is a super-2 number, since 2×82049465717² (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 (82049465777) 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, 1125959 + ... + 1196612.

It is an arithmetic number, because the mean of its divisors is an integer number (20512955904).

Almost surely, 2^82049465717 is an apocalyptic number.

It is an amenable number.

82049465717 is a deficient number, since it is larger than the sum of its proper divisors (2357899).

82049465717 is a wasteful number, since it uses less digits than its factorization.

82049465717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2357898.

The product of its (nonzero) digits is 3386880, while the sum is 53.

The spelling of 82049465717 in words is "eighty-two billion, forty-nine million, four hundred sixty-five thousand, seven hundred seventeen".