6509889232 has 40 divisors (see below), whose sum is σ = 15725189952. Its totient is φ = 2536320000.

The previous prime is 6509889229. The next prime is 6509889311. The reversal of 6509889232 is 2329889056.

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 6509889232.

It is a congruent number.

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, 2640769 + ... + 2643232.

Almost surely, 2^6509889232 is an apocalyptic number.

It is an amenable number.

6509889232 is an abundant number, since it is smaller than the sum of its proper divisors (9215300720).

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

6509889232 is a wasteful number, since it uses less digits than its factorization.

6509889232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5284027 (or 5284021 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 52.

The square root of 6509889232 is about 80683.8845867005. The cubic root of 6509889232 is about 1867.2015518751.

The spelling of 6509889232 in words is "six billion, five hundred nine million, eight hundred eighty-nine thousand, two hundred thirty-two".