3166672319891 has 2 divisors, whose sum is σ = 3166672319892. Its totient is φ = 3166672319890.

The previous prime is 3166672319849. The next prime is 3166672319893. The reversal of 3166672319891 is 1989132766613.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3166672319891 - 2⁶ = 3166672319827 is a prime.

Together with 3166672319893, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3166672319893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1583336159945 + 1583336159946.

It is an arithmetic number, because the mean of its divisors is an integer number (1583336159946).

Almost surely, 2^{3166672319891} is an apocalyptic number.

3166672319891 is a deficient number, since it is larger than the sum of its proper divisors (1).

3166672319891 is an equidigital number, since it uses as much as digits as its factorization.

3166672319891 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17635968, while the sum is 62.

The spelling of 3166672319891 in words is "three trillion, one hundred sixty-six billion, six hundred seventy-two million, three hundred nineteen thousand, eight hundred ninety-one".