3773676666689 has 2 divisors, whose sum is σ = 3773676666690. Its totient is φ = 3773676666688.

The previous prime is 3773676666637. The next prime is 3773676666691. The reversal of 3773676666689 is 9866666763773.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3722642242225 + 51034424464 = 1929415^2 + 225908^2 .

It is a cyclic number.

It is not a de Polignac number, because 3773676666689 - 2¹² = 3773676662593 is a prime.

Together with 3773676666691, 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 (3773676626689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1886838333344 + 1886838333345.

It is an arithmetic number, because the mean of its divisors is an integer number (1886838333345).

Almost surely, 2^{3773676666689} is an apocalyptic number.

It is an amenable number.

3773676666689 is a deficient number, since it is larger than the sum of its proper divisors (1).

3773676666689 is an equidigital number, since it uses as much as digits as its factorization.

3773676666689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10369949184, while the sum is 80.

The spelling of 3773676666689 in words is "three trillion, seven hundred seventy-three billion, six hundred seventy-six million, six hundred sixty-six thousand, six hundred eighty-nine".