6744440371 has 8 divisors (see below), whose sum is σ = 6810174144. Its totient is φ = 6678756840.

The previous prime is 6744440359. The next prime is 6744440387. The reversal of 6744440371 is 1730444476.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6744440371 - 2⁹ = 6744439859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6744440341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 293116 + ... + 315286.

It is an arithmetic number, because the mean of its divisors is an integer number (851271768).

Almost surely, 2^6744440371 is an apocalyptic number.

6744440371 is a deficient number, since it is larger than the sum of its proper divisors (65733773).

6744440371 is a wasteful number, since it uses less digits than its factorization.

6744440371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25121.

The product of its (nonzero) digits is 225792, while the sum is 40.

The square root of 6744440371 is about 82124.5418312943. The cubic root of 6744440371 is about 1889.3625661295.

The spelling of 6744440371 in words is "six billion, seven hundred forty-four million, four hundred forty thousand, three hundred seventy-one".