8685494256 has 40 divisors (see below), whose sum is σ = 23043951184. Its totient is φ = 2816916480.

The previous prime is 8685494249. The next prime is 8685494267. The reversal of 8685494256 is 6524945868.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 8685494196 and 8685494205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2443465 + ... + 2447016.

Almost surely, 2^8685494256 is an apocalyptic number.

It is an amenable number.

8685494256 is an abundant number, since it is smaller than the sum of its proper divisors (14358456928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8685494256 is a wasteful number, since it uses less digits than its factorization.

8685494256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4890529 (or 4890523 counting only the distinct ones).

The product of its digits is 16588800, while the sum is 57.

The square root of 8685494256 is about 93195.9991415941. Note that the first 3 decimals coincide. The cubic root of 8685494256 is about 2055.5664109617.

The spelling of 8685494256 in words is "eight billion, six hundred eighty-five million, four hundred ninety-four thousand, two hundred fifty-six".