6729914447 has 4 divisors (see below), whose sum is σ = 6731053560. Its totient is φ = 6728775336.

The previous prime is 6729914407. The next prime is 6729914459. The reversal of 6729914447 is 7444199276.

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 6729914447 - 2⁶ = 6729914383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6729914407) 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, 560648 + ... + 572525.

It is an arithmetic number, because the mean of its divisors is an integer number (1682763390).

Almost surely, 2^6729914447 is an apocalyptic number.

6729914447 is a deficient number, since it is larger than the sum of its proper divisors (1139113).

6729914447 is a wasteful number, since it uses less digits than its factorization.

6729914447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1139112.

The product of its digits is 3048192, while the sum is 53.

The square root of 6729914447 is about 82036.0557742753. The cubic root of 6729914447 is about 1888.0051783013.

The spelling of 6729914447 in words is "six billion, seven hundred twenty-nine million, nine hundred fourteen thousand, four hundred forty-seven".