8517523345 has 16 divisors (see below), whose sum is σ = 10846742400. Its totient is φ = 6398689024.

The previous prime is 8517523309. The next prime is 8517523361. The reversal of 8517523345 is 5433257158.

8517523345 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8517523345 - 2⁹ = 8517522833 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75445 + ... + 150754.

It is an arithmetic number, because the mean of its divisors is an integer number (677921400).

Almost surely, 2^8517523345 is an apocalyptic number.

8517523345 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

8517523345 is a deficient number, since it is larger than the sum of its proper divisors (2329219055).

8517523345 is a wasteful number, since it uses less digits than its factorization.

8517523345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226664.

The product of its digits is 504000, while the sum is 43.

The square root of 8517523345 is about 92290.4293250389. The cubic root of 8517523345 is about 2042.2290246055.

The spelling of 8517523345 in words is "eight billion, five hundred seventeen million, five hundred twenty-three thousand, three hundred forty-five".