82208667973 has 16 divisors (see below), whose sum is σ = 83970988416. Its totient is φ = 80464063680.

The previous prime is 82208667929. The next prime is 82208668007. The reversal of 82208667973 is 37976680228.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82208667973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82208667913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16528515 + ... + 16533487.

It is an arithmetic number, because the mean of its divisors is an integer number (5248186776).

Almost surely, 2^82208667973 is an apocalyptic number.

It is an amenable number.

82208667973 is a deficient number, since it is larger than the sum of its proper divisors (1762320443).

82208667973 is a wasteful number, since it uses less digits than its factorization.

82208667973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6684.

The product of its (nonzero) digits is 12192768, while the sum is 58.

The spelling of 82208667973 in words is "eighty-two billion, two hundred eight million, six hundred sixty-seven thousand, nine hundred seventy-three".