82365172616868 has 24 divisors (see below), whose sum is σ = 192332897362368. Its totient is φ = 27433986883296.

The previous prime is 82365172616863. The next prime is 82365172616897. The reversal of 82365172616868 is 86861627156328.

It is not an unprimeable number, because it can be changed into a prime (82365172616863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2633815671 + ... + 2633846942.

It is an arithmetic number, because the mean of its divisors is an integer number (8013870723432).

Almost surely, 2^{82365172616868} is an apocalyptic number.

It is an amenable number.

82365172616868 is an abundant number, since it is smaller than the sum of its proper divisors (109967724745500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82365172616868 is a wasteful number, since it uses less digits than its factorization.

82365172616868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5267663923 (or 5267663921 counting only the distinct ones).

The product of its digits is 278691840, while the sum is 69.

The spelling of 82365172616868 in words is "eighty-two trillion, three hundred sixty-five billion, one hundred seventy-two million, six hundred sixteen thousand, eight hundred sixty-eight".