798116990 has 16 divisors (see below), whose sum is σ = 1567211760. Its totient is φ = 290224320.

The previous prime is 798116987. The next prime is 798117007. The reversal of 798116990 is 99611897.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 3627695 + ... + 3627914.

It is an arithmetic number, because the mean of its divisors is an integer number (97950735).

Almost surely, 2^798116990 is an apocalyptic number.

798116990 is a deficient number, since it is larger than the sum of its proper divisors (769094770).

798116990 is a wasteful number, since it uses less digits than its factorization.

798116990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7255627.

The product of its (nonzero) digits is 244944, while the sum is 50.

The square root of 798116990 is about 28250.9644083171. The cubic root of 798116990 is about 927.5888480068.

The spelling of 798116990 in words is "seven hundred ninety-eight million, one hundred sixteen thousand, nine hundred ninety".