6747481408 has 28 divisors (see below), whose sum is σ = 13527582292. Its totient is φ = 3338956800.

The previous prime is 6747481331. The next prime is 6747481423. The reversal of 6747481408 is 8041847476.

It can be written as a sum of positive squares in 2 ways, for example, as 4617474304 + 2130007104 = 67952^2 + 46152^2 .

It is a congruent number.

It is an unprimeable number.

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, 537243 + ... + 549658.

It is an arithmetic number, because the mean of its divisors is an integer number (483127939).

Almost surely, 2^6747481408 is an apocalyptic number.

It is an amenable number.

6747481408 is an abundant number, since it is smaller than the sum of its proper divisors (6780100884).

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

6747481408 is a wasteful number, since it uses less digits than its factorization.

6747481408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087010 (or 1087000 counting only the distinct ones).

The product of its (nonzero) digits is 1204224, while the sum is 49.

The square root of 6747481408 is about 82143.0545329305. The cubic root of 6747481408 is about 1889.6464917439.

The spelling of 6747481408 in words is "six billion, seven hundred forty-seven million, four hundred eighty-one thousand, four hundred eight".