8640414828 has 30 divisors (see below), whose sum is σ = 22587751956. Its totient is φ = 2880138168.

The previous prime is 8640414821. The next prime is 8640414833. The reversal of 8640414828 is 8284140468.

8640414828 is a `hidden beast` number, since 86 + 404 + 148 + 28 = 666.

It is not an unprimeable number, because it can be changed into a prime (8640414821) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 13333650 + ... + 13334297.

Almost surely, 2^8640414828 is an apocalyptic number.

It is an amenable number.

8640414828 is an abundant number, since it is smaller than the sum of its proper divisors (13947337128).

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

8640414828 is a wasteful number, since it uses less digits than its factorization.

8640414828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26667963 (or 26667952 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 45.

The square root of 8640414828 is about 92953.8317015496. The cubic root of 8640414828 is about 2052.0039755745.

The spelling of 8640414828 in words is "eight billion, six hundred forty million, four hundred fourteen thousand, eight hundred twenty-eight".