800122989608 has 16 divisors (see below), whose sum is σ = 1500378374880. Its totient is φ = 400022089648.

The previous prime is 800122989599. The next prime is 800122989649. The reversal of 800122989608 is 806989221008.

It is a self number, because there is not a number n which added to its sum of digits gives 800122989608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4839260 + ... + 5001867.

It is an arithmetic number, because the mean of its divisors is an integer number (93773648430).

Almost surely, 2^800122989608 is an apocalyptic number.

It is an amenable number.

800122989608 is a deficient number, since it is larger than the sum of its proper divisors (700255385272).

800122989608 is a wasteful number, since it uses less digits than its factorization.

800122989608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9851296 (or 9851292 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 53.

The spelling of 800122989608 in words is "eight hundred billion, one hundred twenty-two million, nine hundred eighty-nine thousand, six hundred eight".