798771986198 has 8 divisors (see below), whose sum is σ = 1206903658392. Its totient is φ = 396470766736.

The previous prime is 798771986119. The next prime is 798771986291. The reversal of 798771986198 is 891689177897.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1457612840 + ... + 1457613387.

It is an arithmetic number, because the mean of its divisors is an integer number (150862957299).

Almost surely, 2^798771986198 is an apocalyptic number.

798771986198 is a deficient number, since it is larger than the sum of its proper divisors (408131672194).

798771986198 is a wasteful number, since it uses less digits than its factorization.

798771986198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2915226366.

The product of its digits is 768144384, while the sum is 80.

The spelling of 798771986198 in words is "seven hundred ninety-eight billion, seven hundred seventy-one million, nine hundred eighty-six thousand, one hundred ninety-eight".