82362721873 has 2 divisors, whose sum is σ = 82362721874. Its totient is φ = 82362721872.

The previous prime is 82362721867. The next prime is 82362721879. The reversal of 82362721873 is 37812726328.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (82362721867) and next prime (82362721879).

It can be written as a sum of positive squares in only one way, i.e., 72246988944 + 10115732929 = 268788^2 + 100577^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82362721873 is a prime.

It is not a weakly prime, because it can be changed into another prime (82362721879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41181360936 + 41181360937.

It is an arithmetic number, because the mean of its divisors is an integer number (41181360937).

Almost surely, 2^82362721873 is an apocalyptic number.

It is an amenable number.

82362721873 is a deficient number, since it is larger than the sum of its proper divisors (1).

82362721873 is an equidigital number, since it uses as much as digits as its factorization.

82362721873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1354752, while the sum is 49.

The spelling of 82362721873 in words is "eighty-two billion, three hundred sixty-two million, seven hundred twenty-one thousand, eight hundred seventy-three".