6921324310611 has 4 divisors (see below), whose sum is σ = 9228432414152. Its totient is φ = 4614216207072.

The previous prime is 6921324310609. The next prime is 6921324310727. The reversal of 6921324310611 is 1160134231296.

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

It is not a de Polignac number, because 6921324310611 - 2¹ = 6921324310609 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 6921324310611.

It is not an unprimeable number, because it can be changed into a prime (6921324390611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1153554051766 + ... + 1153554051771.

It is an arithmetic number, because the mean of its divisors is an integer number (2307108103538).

Almost surely, 2^{6921324310611} is an apocalyptic number.

6921324310611 is a deficient number, since it is larger than the sum of its proper divisors (2307108103541).

6921324310611 is a wasteful number, since it uses less digits than its factorization.

6921324310611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2307108103540.

The product of its (nonzero) digits is 46656, while the sum is 39.

The spelling of 6921324310611 in words is "six trillion, nine hundred twenty-one billion, three hundred twenty-four million, three hundred ten thousand, six hundred eleven".