6667851922411 has 16 divisors (see below), whose sum is σ = 7058849925600. Its totient is φ = 6287620002048.

The previous prime is 6667851922367. The next prime is 6667851922423. The reversal of 6667851922411 is 1142291587666.

It is a cyclic number.

It is not a de Polignac number, because 6667851922411 - 2³⁵ = 6633492184043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6667851922451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13419375 + ... + 13907383.

It is an arithmetic number, because the mean of its divisors is an integer number (441178120350).

Almost surely, 2^{6667851922411} is an apocalyptic number.

6667851922411 is a deficient number, since it is larger than the sum of its proper divisors (390998003189).

6667851922411 is a wasteful number, since it uses less digits than its factorization.

6667851922411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499038.

The product of its digits is 8709120, while the sum is 58.

The spelling of 6667851922411 in words is "six trillion, six hundred sixty-seven billion, eight hundred fifty-one million, nine hundred twenty-two thousand, four hundred eleven".