6744539105 has 4 divisors (see below), whose sum is σ = 8093446932. Its totient is φ = 5395631280.

The previous prime is 6744539101. The next prime is 6744539111. The reversal of 6744539105 is 5019354476.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5246539489 + 1497999616 = 72433^2 + 38704^2 .

It is not a de Polignac number, because 6744539105 - 2² = 6744539101 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6744539101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 674453906 + ... + 674453915.

It is an arithmetic number, because the mean of its divisors is an integer number (2023361733).

Almost surely, 2^6744539105 is an apocalyptic number.

It is an amenable number.

6744539105 is a deficient number, since it is larger than the sum of its proper divisors (1348907827).

6744539105 is a wasteful number, since it uses less digits than its factorization.

6744539105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1348907826.

The product of its (nonzero) digits is 453600, while the sum is 44.

The square root of 6744539105 is about 82125.1429526914. The cubic root of 6744539105 is about 1889.3717857436.

The spelling of 6744539105 in words is "six billion, seven hundred forty-four million, five hundred thirty-nine thousand, one hundred five".