1610116560571 has 2 divisors, whose sum is σ = 1610116560572. Its totient is φ = 1610116560570.

The previous prime is 1610116560517. The next prime is 1610116560581. The reversal of 1610116560571 is 1750656110161.

Together with previous prime (1610116560517) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1610116560571 - 2⁷ = 1610116560443 is a prime.

It is not a weakly prime, because it can be changed into another prime (1610116560581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 805058280285 + 805058280286.

It is an arithmetic number, because the mean of its divisors is an integer number (805058280286).

Almost surely, 2^{1610116560571} is an apocalyptic number.

1610116560571 is a deficient number, since it is larger than the sum of its proper divisors (1).

1610116560571 is an equidigital number, since it uses as much as digits as its factorization.

1610116560571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 40.

The spelling of 1610116560571 in words is "one trillion, six hundred ten billion, one hundred sixteen million, five hundred sixty thousand, five hundred seventy-one".