6740403423 has 32 divisors (see below), whose sum is σ = 10276761600. Its totient is φ = 3892932096.

The previous prime is 6740403421. The next prime is 6740403427. The reversal of 6740403423 is 3243040476.

It is not a de Polignac number, because 6740403423 - 2¹ = 6740403421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6740403421) 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 31 ways as a sum of consecutive naturals, for example, 223858 + ... + 252176.

It is an arithmetic number, because the mean of its divisors is an integer number (321148800).

Almost surely, 2^6740403423 is an apocalyptic number.

6740403423 is a deficient number, since it is larger than the sum of its proper divisors (3536358177).

6740403423 is a wasteful number, since it uses less digits than its factorization.

6740403423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28711.

The product of its (nonzero) digits is 48384, while the sum is 33.

The square root of 6740403423 is about 82099.9599451790. The cubic root of 6740403423 is about 1888.9855256681.

Adding to 6740403423 its reverse (3243040476), we get a palindrome (9983443899).

The spelling of 6740403423 in words is "six billion, seven hundred forty million, four hundred three thousand, four hundred twenty-three".