810478696 has 32 divisors (see below), whose sum is σ = 1564185600. Its totient is φ = 393531840.

The previous prime is 810478679. The next prime is 810478717. The reversal of 810478696 is 696874018.

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, 28041 + ... + 49063.

It is an arithmetic number, because the mean of its divisors is an integer number (48880800).

Almost surely, 2^810478696 is an apocalyptic number.

It is an amenable number.

810478696 is a deficient number, since it is larger than the sum of its proper divisors (753706904).

810478696 is a wasteful number, since it uses less digits than its factorization.

810478696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21169 (or 21165 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 49.

The square root of 810478696 is about 28468.9075308485. The cubic root of 810478696 is about 932.3533476941.

The spelling of 810478696 in words is "eight hundred ten million, four hundred seventy-eight thousand, six hundred ninety-six".