6933489664 has 96 divisors (see below), whose sum is σ = 14414137920. Its totient is φ = 3331686400.

The previous prime is 6933489659. The next prime is 6933489677. The reversal of 6933489664 is 4669843396.

It is a junction number, because it is equal to n+sod(n) for n = 6933489599 and 6933489608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5961147 + ... + 5962309.

It is an arithmetic number, because the mean of its divisors is an integer number (150147270).

Almost surely, 2^6933489664 is an apocalyptic number.

6933489664 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6933489664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7207068960).

6933489664 is an abundant number, since it is smaller than the sum of its proper divisors (7480648256).

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

6933489664 is a wasteful number, since it uses less digits than its factorization.

6933489664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1297 (or 1277 counting only the distinct ones).

The product of its digits is 20155392, while the sum is 58.

The square root of 6933489664 is about 83267.5787086427. The cubic root of 6933489664 is about 1906.8533354875.

The spelling of 6933489664 in words is "six billion, nine hundred thirty-three million, four hundred eighty-nine thousand, six hundred sixty-four".