8085523634 has 4 divisors (see below), whose sum is σ = 12128285454. Its totient is φ = 4042761816.

The previous prime is 8085523577. The next prime is 8085523637. The reversal of 8085523634 is 4363255808.

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., 7970025625 + 115498009 = 89275^2 + 10747^2 .

It is not an unprimeable number, because it can be changed into a prime (8085523637) by changing a digit.

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 as a sum of consecutive naturals, namely, 2021380907 + ... + 2021380910.

Almost surely, 2^8085523634 is an apocalyptic number.

8085523634 is a deficient number, since it is larger than the sum of its proper divisors (4042761820).

8085523634 is a wasteful number, since it uses less digits than its factorization.

8085523634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4042761819.

The product of its (nonzero) digits is 691200, while the sum is 44.

The square root of 8085523634 is about 89919.5397786265. The cubic root of 8085523634 is about 2007.1017224217.

The spelling of 8085523634 in words is "eight billion, eighty-five million, five hundred twenty-three thousand, six hundred thirty-four".