8158673472 has 56 divisors (see below), whose sum is σ = 22330867200. Its totient is φ = 2625778176.

The previous prime is 8158673449. The next prime is 8158673477. The reversal of 8158673472 is 2743768518.

It is not an unprimeable number, because it can be changed into a prime (8158673477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 727072 + ... + 738207.

Almost surely, 2^8158673472 is an apocalyptic number.

It is an amenable number.

8158673472 is an abundant number, since it is smaller than the sum of its proper divisors (14172193728).

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

8158673472 is a wasteful number, since it uses less digits than its factorization.

8158673472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1465323 (or 1465313 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 51.

The square root of 8158673472 is about 90325.3755707664. The cubic root of 8158673472 is about 2013.1363189916.

The spelling of 8158673472 in words is "eight billion, one hundred fifty-eight million, six hundred seventy-three thousand, four hundred seventy-two".