6671071077718 has 4 divisors (see below), whose sum is σ = 10006606616580. Its totient is φ = 3335535538858.

The previous prime is 6671071077707. The next prime is 6671071077719. The reversal of 6671071077718 is 8177701701766.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6671071077719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1667767769428 + ... + 1667767769431.

It is an arithmetic number, because the mean of its divisors is an integer number (2501651654145).

Almost surely, 2^{6671071077718} is an apocalyptic number.

6671071077718 is a deficient number, since it is larger than the sum of its proper divisors (3335535538862).

6671071077718 is a wasteful number, since it uses less digits than its factorization.

6671071077718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3335535538861.

The product of its (nonzero) digits is 4840416, while the sum is 58.

The spelling of 6671071077718 in words is "six trillion, six hundred seventy-one billion, seventy-one million, seventy-seven thousand, seven hundred eighteen".