80182417225 has 9 divisors (see below), whose sum is σ = 99427953013. Its totient is φ = 64144801120.

The previous prime is 80182417213. The next prime is 80182417229. The reversal of 80182417225 is 52271428108.

The square root of 80182417225 is 283165.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 2989574329 + 77192842896 = 54677^2 + 277836^2 .

It is not a de Polignac number, because 80182417225 - 2³⁵ = 45822678857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80182417229) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1387509 + ... + 1444141.

Almost surely, 2^80182417225 is an apocalyptic number.

80182417225 is the 283165-th square number.

80182417225 is the 141583-rd centered octagonal number.

It is an amenable number.

80182417225 is a deficient number, since it is larger than the sum of its proper divisors (19245535788).

80182417225 is an frugal number, since it uses more digits than its factorization.

80182417225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113276 (or 56638 counting only the distinct ones).

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

The spelling of 80182417225 in words is "eighty billion, one hundred eighty-two million, four hundred seventeen thousand, two hundred twenty-five".