82845140017 has 4 divisors (see below), whose sum is σ = 83033853760. Its totient is φ = 82656426276.

The previous prime is 82845140003. The next prime is 82845140023. The reversal of 82845140017 is 71004154828.

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 82845140017 - 2⁷ = 82845139889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82845140047) 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, 94356213 + ... + 94357090.

It is an arithmetic number, because the mean of its divisors is an integer number (20758463440).

Almost surely, 2^82845140017 is an apocalyptic number.

It is an amenable number.

82845140017 is a deficient number, since it is larger than the sum of its proper divisors (188713743).

82845140017 is a wasteful number, since it uses less digits than its factorization.

82845140017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188713742.

The product of its (nonzero) digits is 71680, while the sum is 40.

The spelling of 82845140017 in words is "eighty-two billion, eight hundred forty-five million, one hundred forty thousand, seventeen".