810634288472 has 16 divisors (see below), whose sum is σ = 1586023608240. Its totient is φ = 387694659616.

The previous prime is 810634288459. The next prime is 810634288493. The reversal of 810634288472 is 274882436018.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2202810383 + ... + 2202810750.

It is an arithmetic number, because the mean of its divisors is an integer number (99126475515).

Almost surely, 2^810634288472 is an apocalyptic number.

It is an amenable number.

810634288472 is a deficient number, since it is larger than the sum of its proper divisors (775389319768).

810634288472 is a wasteful number, since it uses less digits than its factorization.

810634288472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4405621162 (or 4405621158 counting only the distinct ones).

The product of its (nonzero) digits is 4128768, while the sum is 53.

The spelling of 810634288472 in words is "eight hundred ten billion, six hundred thirty-four million, two hundred eighty-eight thousand, four hundred seventy-two".