6814455747 has 16 divisors (see below), whose sum is σ = 9940516992. Its totient is φ = 4118064320.

The previous prime is 6814455731. The next prime is 6814455779. The reversal of 6814455747 is 7475544186.

It is a cyclic number.

It is not a de Polignac number, because 6814455747 - 2⁴ = 6814455731 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6814455747.

It is not an unprimeable number, because it can be changed into a prime (6814455047) 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 15 ways as a sum of consecutive naturals, for example, 286098 + ... + 308999.

It is an arithmetic number, because the mean of its divisors is an integer number (621282312).

Almost surely, 2^6814455747 is an apocalyptic number.

6814455747 is a deficient number, since it is larger than the sum of its proper divisors (3126061245).

6814455747 is a wasteful number, since it uses less digits than its factorization.

6814455747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595458.

The product of its digits is 3763200, while the sum is 51.

The square root of 6814455747 is about 82549.7168196233. The cubic root of 6814455747 is about 1895.8780212368.

The spelling of 6814455747 in words is "six billion, eight hundred fourteen million, four hundred fifty-five thousand, seven hundred forty-seven".