3773104656991 has 2 divisors, whose sum is σ = 3773104656992. Its totient is φ = 3773104656990.

The previous prime is 3773104656967. The next prime is 3773104657001. The reversal of 3773104656991 is 1996564013773.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3773104656991 - 2²¹ = 3773102559839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3773104656911) 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 as a sum of consecutive naturals, namely, 1886552328495 + 1886552328496.

It is an arithmetic number, because the mean of its divisors is an integer number (1886552328496).

Almost surely, 2^{3773104656991} is an apocalyptic number.

3773104656991 is a deficient number, since it is larger than the sum of its proper divisors (1).

3773104656991 is an equidigital number, since it uses as much as digits as its factorization.

3773104656991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25719120, while the sum is 61.

The spelling of 3773104656991 in words is "three trillion, seven hundred seventy-three billion, one hundred four million, six hundred fifty-six thousand, nine hundred ninety-one".