6811454517 has 32 divisors (see below), whose sum is σ = 10879841280. Its totient is φ = 3708996480.

The previous prime is 6811454491. The next prime is 6811454527. The reversal of 6811454517 is 7154541186.

It is not a de Polignac number, because 6811454517 - 2¹¹ = 6811452469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6811454527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54967 + ... + 129012.

It is an arithmetic number, because the mean of its divisors is an integer number (339995040).

Almost surely, 2^6811454517 is an apocalyptic number.

It is an amenable number.

6811454517 is a deficient number, since it is larger than the sum of its proper divisors (4068386763).

6811454517 is a wasteful number, since it uses less digits than its factorization.

6811454517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184073.

The product of its digits is 134400, while the sum is 42.

The square root of 6811454517 is about 82531.5364996920. The cubic root of 6811454517 is about 1895.5996521473.

The spelling of 6811454517 in words is "six billion, eight hundred eleven million, four hundred fifty-four thousand, five hundred seventeen".