6748780940832 has 96 divisors (see below), whose sum is σ = 20523690133632. Its totient is φ = 1901809096704.

The previous prime is 6748780940827. The next prime is 6748780940833. The reversal of 6748780940832 is 2380490878476.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (6748780940833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68737443 + ... + 68835554.

It is an arithmetic number, because the mean of its divisors is an integer number (213788438892).

Almost surely, 2^{6748780940832} is an apocalyptic number.

It is an amenable number.

6748780940832 is an abundant number, since it is smaller than the sum of its proper divisors (13774909192800).

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

6748780940832 is a wasteful number, since it uses less digits than its factorization.

6748780940832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137573090 (or 137573082 counting only the distinct ones).

The product of its (nonzero) digits is 130056192, while the sum is 66.

The spelling of 6748780940832 in words is "six trillion, seven hundred forty-eight billion, seven hundred eighty million, nine hundred forty thousand, eight hundred thirty-two".