8646089628 has 48 divisors (see below), whose sum is σ = 22381269120. Its totient is φ = 2575617600.

The previous prime is 8646089581. The next prime is 8646089629. The reversal of 8646089628 is 8269806468.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8646089629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 547303 + ... + 562878.

It is an arithmetic number, because the mean of its divisors is an integer number (466276440).

Almost surely, 2^8646089628 is an apocalyptic number.

It is an amenable number.

8646089628 is an abundant number, since it is smaller than the sum of its proper divisors (13735179492).

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

8646089628 is a wasteful number, since it uses less digits than its factorization.

8646089628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110258 (or 1110256 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 57.

The square root of 8646089628 is about 92984.3515221782. The cubic root of 8646089628 is about 2052.4531115635.

The spelling of 8646089628 in words is "eight billion, six hundred forty-six million, eighty-nine thousand, six hundred twenty-eight".