8172773482 has 4 divisors (see below), whose sum is σ = 12259160226. Its totient is φ = 4086386740.

The previous prime is 8172773467. The next prime is 8172773489. The reversal of 8172773482 is 2843772718.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4564488721 + 3608284761 = 67561^2 + 60069^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (8172773489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2043193369 + ... + 2043193372.

Almost surely, 2^8172773482 is an apocalyptic number.

8172773482 is a deficient number, since it is larger than the sum of its proper divisors (4086386744).

8172773482 is a wasteful number, since it uses less digits than its factorization.

8172773482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4086386743.

The product of its digits is 1053696, while the sum is 49.

The square root of 8172773482 is about 90403.3930889765. The cubic root of 8172773482 is about 2014.2953679471.

The spelling of 8172773482 in words is "eight billion, one hundred seventy-two million, seven hundred seventy-three thousand, four hundred eighty-two".