8485866429 has 4 divisors (see below), whose sum is σ = 11314488576. Its totient is φ = 5657244284.

The previous prime is 8485866427. The next prime is 8485866451. The reversal of 8485866429 is 9246685848.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8485866429 - 2¹ = 8485866427 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8485866427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1414311069 + ... + 1414311074.

It is an arithmetic number, because the mean of its divisors is an integer number (2828622144).

Almost surely, 2^8485866429 is an apocalyptic number.

It is an amenable number.

8485866429 is a deficient number, since it is larger than the sum of its proper divisors (2828622147).

8485866429 is a wasteful number, since it uses less digits than its factorization.

8485866429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2828622146.

The product of its digits is 26542080, while the sum is 60.

The square root of 8485866429 is about 92118.7626328100. The cubic root of 8485866429 is about 2039.6957790769.

The spelling of 8485866429 in words is "eight billion, four hundred eighty-five million, eight hundred sixty-six thousand, four hundred twenty-nine".