8157673233 has 48 divisors (see below), whose sum is σ = 12595989120. Its totient is φ = 5078287872.

The previous prime is 8157673231. The next prime is 8157673253. The reversal of 8157673233 is 3323767518.

8157673233 is a `hidden beast` number, since 8 + 1 + 576 + 73 + 2 + 3 + 3 = 666.

It is not a de Polignac number, because 8157673233 - 2¹ = 8157673231 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8157673231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1152441 + ... + 1159497.

It is an arithmetic number, because the mean of its divisors is an integer number (262416440).

Almost surely, 2^8157673233 is an apocalyptic number.

It is an amenable number.

8157673233 is a deficient number, since it is larger than the sum of its proper divisors (4438315887).

8157673233 is a wasteful number, since it uses less digits than its factorization.

8157673233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7238 (or 7235 counting only the distinct ones).

The product of its digits is 635040, while the sum is 45.

The square root of 8157673233 is about 90319.8385350638. The cubic root of 8157673233 is about 2013.0540466402.

The spelling of 8157673233 in words is "eight billion, one hundred fifty-seven million, six hundred seventy-three thousand, two hundred thirty-three".