6216989632 has 28 divisors (see below), whose sum is σ = 14099245360. Its totient is φ = 2664423936.

The previous prime is 6216989627. The next prime is 6216989659. The reversal of 6216989632 is 2369896126.

It is a tau number, because it is divible by the number of its divisors (28).

It is a self number, because there is not a number n which added to its sum of digits gives 6216989632.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6938157 + ... + 6939052.

Almost surely, 2^6216989632 is an apocalyptic number.

It is an amenable number.

6216989632 is an abundant number, since it is smaller than the sum of its proper divisors (7882255728).

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

6216989632 is a wasteful number, since it uses less digits than its factorization.

6216989632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13877228 (or 13877218 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 52.

The square root of 6216989632 is about 78847.8892044676. The cubic root of 6216989632 is about 1838.7670568144.

The spelling of 6216989632 in words is "six billion, two hundred sixteen million, nine hundred eighty-nine thousand, six hundred thirty-two".