798616563 has 8 divisors (see below), whose sum is σ = 1065187776. Its totient is φ = 532228200.

The previous prime is 798616543. The next prime is 798616579. The reversal of 798616563 is 365616897.

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

It is not a de Polignac number, because 798616563 - 2¹⁶ = 798551027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (798616543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35173 + ... + 53238.

It is an arithmetic number, because the mean of its divisors is an integer number (133148472).

Almost surely, 2^798616563 is an apocalyptic number.

798616563 is a deficient number, since it is larger than the sum of its proper divisors (266571213).

798616563 is a wasteful number, since it uses less digits than its factorization.

798616563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91425.

The product of its digits is 1632960, while the sum is 51.

The square root of 798616563 is about 28259.8047233168. The cubic root of 798616563 is about 927.7823458258.

The spelling of 798616563 in words is "seven hundred ninety-eight million, six hundred sixteen thousand, five hundred sixty-three".