83512850563 has 4 divisors (see below), whose sum is σ = 83535225808. Its totient is φ = 83490475320.

The previous prime is 83512850527. The next prime is 83512850579. The reversal of 83512850563 is 36505821538.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 83512850563 - 2⁹ = 83512850051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83512850593) 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 3 ways as a sum of consecutive naturals, for example, 11182023 + ... + 11189488.

It is an arithmetic number, because the mean of its divisors is an integer number (20883806452).

Almost surely, 2^83512850563 is an apocalyptic number.

83512850563 is a deficient number, since it is larger than the sum of its proper divisors (22375245).

83512850563 is a wasteful number, since it uses less digits than its factorization.

83512850563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22375244.

The product of its (nonzero) digits is 864000, while the sum is 46.

The spelling of 83512850563 in words is "eighty-three billion, five hundred twelve million, eight hundred fifty thousand, five hundred sixty-three".