798543816 has 64 divisors (see below), whose sum is σ = 2313722880. Its totient is φ = 224938560.

The previous prime is 798543803. The next prime is 798543827. The reversal of 798543816 is 618345897.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21546 + ... + 45401.

It is an arithmetic number, because the mean of its divisors is an integer number (36151920).

Almost surely, 2^798543816 is an apocalyptic number.

It is an amenable number.

798543816 is an abundant number, since it is smaller than the sum of its proper divisors (1515179064).

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

798543816 is a wasteful number, since it uses less digits than its factorization.

798543816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67034 (or 67030 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 51.

The square root of 798543816 is about 28258.5175831996. The cubic root of 798543816 is about 927.7541740118.

The spelling of 798543816 in words is "seven hundred ninety-eight million, five hundred forty-three thousand, eight hundred sixteen".