8620489068 has 24 divisors (see below), whose sum is σ = 20237880768. Its totient is φ = 2855866896.

The previous prime is 8620489051. The next prime is 8620489093. The reversal of 8620489068 is 8609840268.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 8620489068.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2201646 + ... + 2205557.

It is an arithmetic number, because the mean of its divisors is an integer number (843245032).

Almost surely, 2^8620489068 is an apocalyptic number.

It is an amenable number.

8620489068 is an abundant number, since it is smaller than the sum of its proper divisors (11617391700).

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

8620489068 is a wasteful number, since it uses less digits than its factorization.

8620489068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4407373 (or 4407371 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 51.

The square root of 8620489068 is about 92846.5888872607. The cubic root of 8620489068 is about 2050.4253781560.

The spelling of 8620489068 in words is "eight billion, six hundred twenty million, four hundred eighty-nine thousand, sixty-eight".