473128816 has 20 divisors (see below), whose sum is σ = 917026624. Its totient is φ = 236476800.

The previous prime is 473128787. The next prime is 473128891. The reversal of 473128816 is 618821374.

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, 74236 + ... + 80356.

Almost surely, 2^473128816 is an apocalyptic number.

It is an amenable number.

473128816 is a deficient number, since it is larger than the sum of its proper divisors (443897808).

473128816 is a wasteful number, since it uses less digits than its factorization.

473128816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10960 (or 10954 counting only the distinct ones).

The product of its digits is 64512, while the sum is 40.

The square root of 473128816 is about 21751.5244523229. The cubic root of 473128816 is about 779.2194778176.

The spelling of 473128816 in words is "four hundred seventy-three million, one hundred twenty-eight thousand, eight hundred sixteen".