810040496 has 20 divisors (see below), whose sum is σ = 1637691312. Its totient is φ = 387410496.

The previous prime is 810040487. The next prime is 810040529. The reversal of 810040496 is 694040018.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1100231 + ... + 1100966.

Almost surely, 2^810040496 is an apocalyptic number.

It is an amenable number.

810040496 is an abundant number, since it is smaller than the sum of its proper divisors (827650816).

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

810040496 is a wasteful number, since it uses less digits than its factorization.

810040496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2201228 (or 2201222 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 810040496 is about 28461.2103748242. The cubic root of 810040496 is about 932.1852861554.

The spelling of 810040496 in words is "eight hundred ten million, forty thousand, four hundred ninety-six".