6739449375 has 40 divisors (see below), whose sum is σ = 11250336240. Its totient is φ = 3587488000.

The previous prime is 6739449361. The next prime is 6739449401. The reversal of 6739449375 is 5739449376.

It is not a de Polignac number, because 6739449375 - 2¹⁶ = 6739383839 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1063717 + ... + 1070033.

It is an arithmetic number, because the mean of its divisors is an integer number (281258406).

Almost surely, 2^6739449375 is an apocalyptic number.

6739449375 is a deficient number, since it is larger than the sum of its proper divisors (4510886865).

6739449375 is an equidigital number, since it uses as much as digits as its factorization.

6739449375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6909 (or 6894 counting only the distinct ones).

The product of its digits is 17146080, while the sum is 57.

The square root of 6739449375 is about 82094.1494565843. The cubic root of 6739449375 is about 1888.8963980702.

Subtracting from 6739449375 its reverse (5739449376), we obtain a palindrome (999999999).

The spelling of 6739449375 in words is "six billion, seven hundred thirty-nine million, four hundred forty-nine thousand, three hundred seventy-five".