716776173 has 12 divisors (see below), whose sum is σ = 1063326108. Its totient is φ = 464935680.

The previous prime is 716776171. The next prime is 716776211. The reversal of 716776173 is 371677617.

It can be written as a sum of positive squares in 2 ways, for example, as 551216484 + 165559689 = 23478^2 + 12867^2 .

It is not a de Polignac number, because 716776173 - 2¹ = 716776171 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (716776171) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1075908 + ... + 1076573.

It is an arithmetic number, because the mean of its divisors is an integer number (88610509).

Almost surely, 2^716776173 is an apocalyptic number.

It is an amenable number.

716776173 is a deficient number, since it is larger than the sum of its proper divisors (346549935).

716776173 is a wasteful number, since it uses less digits than its factorization.

716776173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2152524 (or 2152521 counting only the distinct ones).

The product of its digits is 259308, while the sum is 45.

The square root of 716776173 is about 26772.6758655163. The cubic root of 716776173 is about 894.9412372601.

The spelling of 716776173 in words is "seven hundred sixteen million, seven hundred seventy-six thousand, one hundred seventy-three".