3166731553361 has 2 divisors, whose sum is σ = 3166731553362. Its totient is φ = 3166731553360.

The previous prime is 3166731553357. The next prime is 3166731553369. The reversal of 3166731553361 is 1633551376613.

3166731553361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2760063886336 + 406667667025 = 1661344^2 + 637705^2 .

It is a cyclic number.

It is not a de Polignac number, because 3166731553361 - 2² = 3166731553357 is a prime.

It is not a weakly prime, because it can be changed into another prime (3166731553369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1583365776680 + 1583365776681.

It is an arithmetic number, because the mean of its divisors is an integer number (1583365776681).

Almost surely, 2^{3166731553361} is an apocalyptic number.

It is an amenable number.

3166731553361 is a deficient number, since it is larger than the sum of its proper divisors (1).

3166731553361 is an equidigital number, since it uses as much as digits as its factorization.

3166731553361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3061800, while the sum is 50.

The spelling of 3166731553361 in words is "three trillion, one hundred sixty-six billion, seven hundred thirty-one million, five hundred fifty-three thousand, three hundred sixty-one".