161160160663 has 2 divisors, whose sum is σ = 161160160664. Its totient is φ = 161160160662.

The previous prime is 161160160643. The next prime is 161160160729. The reversal of 161160160663 is 366061061161.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 161160160663 - 2⁵ = 161160160631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (161160160613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80580080331 + 80580080332.

It is an arithmetic number, because the mean of its divisors is an integer number (80580080332).

Almost surely, 2^161160160663 is an apocalyptic number.

161160160663 is a deficient number, since it is larger than the sum of its proper divisors (1).

161160160663 is an equidigital number, since it uses as much as digits as its factorization.

161160160663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 37.

The spelling of 161160160663 in words is "one hundred sixty-one billion, one hundred sixty million, one hundred sixty thousand, six hundred sixty-three".