8493163278 has 32 divisors (see below), whose sum is σ = 17233316352. Its totient is φ = 2789925600.

The previous prime is 8493163253. The next prime is 8493163307. The reversal of 8493163278 is 8723613948.

It is a self number, because there is not a number n which added to its sum of digits gives 8493163278.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 1741183 + ... + 1746053.

It is an arithmetic number, because the mean of its divisors is an integer number (538541136).

Almost surely, 2^8493163278 is an apocalyptic number.

8493163278 is an abundant number, since it is smaller than the sum of its proper divisors (8740153074).

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

8493163278 is a wasteful number, since it uses less digits than its factorization.

8493163278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9040.

The product of its digits is 1741824, while the sum is 51.

The square root of 8493163278 is about 92158.3597835812. The cubic root of 8493163278 is about 2040.2802445639.

The spelling of 8493163278 in words is "eight billion, four hundred ninety-three million, one hundred sixty-three thousand, two hundred seventy-eight".