6489932272 has 20 divisors (see below), whose sum is σ = 13007839320. Its totient is φ = 3133070528.

The previous prime is 6489932269. The next prime is 6489932279. The reversal of 6489932272 is 2722399846.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6489932279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6992998 + ... + 6993925.

It is an arithmetic number, because the mean of its divisors is an integer number (650391966).

Almost surely, 2^6489932272 is an apocalyptic number.

It is an amenable number.

6489932272 is an abundant number, since it is smaller than the sum of its proper divisors (6517907048).

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

6489932272 is a wasteful number, since it uses less digits than its factorization.

6489932272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13986960 (or 13986954 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 52.

The square root of 6489932272 is about 80560.1158886952. The cubic root of 6489932272 is about 1865.2915444334.

The spelling of 6489932272 in words is "six billion, four hundred eighty-nine million, nine hundred thirty-two thousand, two hundred seventy-two".