85794508863 has 12 divisors (see below), whose sum is σ = 141629030608. Its totient is φ = 49025433600.

The previous prime is 85794508859. The next prime is 85794508871. The reversal of 85794508863 is 36880549758.

85794508863 is a `hidden beast` number, since 8 + 579 + 4 + 50 + 8 + 8 + 6 + 3 = 666.

It is not a de Polignac number, because 85794508863 - 2² = 85794508859 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63), and also a Moran number because the ratio is a prime number: 1361817601 = 85794508863 / (8 + 5 + 7 + 9 + 4 + 5 + 0 + 8 + 8 + 6 + 3).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 85794508863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85794508363) 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 in 11 ways as a sum of consecutive naturals, for example, 680908738 + ... + 680908863.

Almost surely, 2^85794508863 is an apocalyptic number.

85794508863 is a deficient number, since it is larger than the sum of its proper divisors (55834521745).

85794508863 is a wasteful number, since it uses less digits than its factorization.

85794508863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1361817614 (or 1361817611 counting only the distinct ones).

The product of its (nonzero) digits is 58060800, while the sum is 63.

The spelling of 85794508863 in words is "eighty-five billion, seven hundred ninety-four million, five hundred eight thousand, eight hundred sixty-three".