6740814667 has 4 divisors (see below), whose sum is σ = 6765150016. Its totient is φ = 6716479320.

The previous prime is 6740814649. The next prime is 6740814701. The reversal of 6740814667 is 7664180476.

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

It is a cyclic number.

It is not a de Polignac number, because 6740814667 - 2¹⁹ = 6740290379 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6740814667.

It is not an unprimeable number, because it can be changed into a prime (6740814767) 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, 12167259 + ... + 12167812.

It is an arithmetic number, because the mean of its divisors is an integer number (1691287504).

Almost surely, 2^6740814667 is an apocalyptic number.

6740814667 is a deficient number, since it is larger than the sum of its proper divisors (24335349).

6740814667 is a wasteful number, since it uses less digits than its factorization.

6740814667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24335348.

The product of its (nonzero) digits is 1354752, while the sum is 49.

The square root of 6740814667 is about 82102.4644392603. The cubic root of 6740814667 is about 1889.0239416756.

The spelling of 6740814667 in words is "six billion, seven hundred forty million, eight hundred fourteen thousand, six hundred sixty-seven".