8285832643 has 16 divisors (see below), whose sum is σ = 9357004800. Its totient is φ = 7267992480.

The previous prime is 8285832629. The next prime is 8285832671. The reversal of 8285832643 is 3462385828.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8285832643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8285838643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 522688 + ... + 538306.

It is an arithmetic number, because the mean of its divisors is an integer number (584812800).

Almost surely, 2^8285832643 is an apocalyptic number.

8285832643 is a deficient number, since it is larger than the sum of its proper divisors (1071172157).

8285832643 is a wasteful number, since it uses less digits than its factorization.

8285832643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17322.

The product of its digits is 2211840, while the sum is 49.

The square root of 8285832643 is about 91026.5491106853. The cubic root of 8285832643 is about 2023.5412055488.

The spelling of 8285832643 in words is "eight billion, two hundred eighty-five million, eight hundred thirty-two thousand, six hundred forty-three".