80317165225 has 24 divisors (see below), whose sum is σ = 109545176160. Its totient is φ = 58412459600.

The previous prime is 80317165217. The next prime is 80317165273. The reversal of 80317165225 is 52256171308.

It is not a de Polignac number, because 80317165225 - 2³ = 80317165217 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1173595 + ... + 1240144.

It is an arithmetic number, because the mean of its divisors is an integer number (4564382340).

Almost surely, 2^80317165225 is an apocalyptic number.

It is an amenable number.

80317165225 is a deficient number, since it is larger than the sum of its proper divisors (29228010935).

80317165225 is a wasteful number, since it uses less digits than its factorization.

80317165225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2413782 (or 2413755 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 40.

It can be divided in two parts, 80317 and 165225, that added together give a palindrome (245542).

The spelling of 80317165225 in words is "eighty billion, three hundred seventeen million, one hundred sixty-five thousand, two hundred twenty-five".