8585387963 has 12 divisors (see below), whose sum is σ = 8880752160. Its totient is φ = 8296073136.

The previous prime is 8585387917. The next prime is 8585387989. The reversal of 8585387963 is 3697835858.

It is not a de Polignac number, because 8585387963 - 2²² = 8581193659 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8585387896 and 8585387905.

It is not an unprimeable number, because it can be changed into a prime (8585384963) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 278693 + ... + 307961.

It is an arithmetic number, because the mean of its divisors is an integer number (740062680).

Almost surely, 2^8585387963 is an apocalyptic number.

8585387963 is a deficient number, since it is larger than the sum of its proper divisors (295364197).

8585387963 is an equidigital number, since it uses as much as digits as its factorization.

8585387963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29474 (or 29395 counting only the distinct ones).

The product of its digits is 43545600, while the sum is 62.

The square root of 8585387963 is about 92657.3686384413. The cubic root of 8585387963 is about 2047.6386026217.

The spelling of 8585387963 in words is "eight billion, five hundred eighty-five million, three hundred eighty-seven thousand, nine hundred sixty-three".