3861409712267 has 2 divisors, whose sum is σ = 3861409712268. Its totient is φ = 3861409712266.

The previous prime is 3861409712207. The next prime is 3861409712317. The reversal of 3861409712267 is 7622179041683.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3861409712267 - 2²⁰ = 3861408663691 is a prime.

It is not a weakly prime, because it can be changed into another prime (3861409712207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1930704856133 + 1930704856134.

It is an arithmetic number, because the mean of its divisors is an integer number (1930704856134).

Almost surely, 2^{3861409712267} is an apocalyptic number.

3861409712267 is a deficient number, since it is larger than the sum of its proper divisors (1).

3861409712267 is an equidigital number, since it uses as much as digits as its factorization.

3861409712267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6096384, while the sum is 56.

The spelling of 3861409712267 in words is "three trillion, eight hundred sixty-one billion, four hundred nine million, seven hundred twelve thousand, two hundred sixty-seven".