165222455159 has 2 divisors, whose sum is σ = 165222455160. Its totient is φ = 165222455158.

The previous prime is 165222455081. The next prime is 165222455261. The reversal of 165222455159 is 951554222561.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-165222455159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (165222455059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82611227579 + 82611227580.

It is an arithmetic number, because the mean of its divisors is an integer number (82611227580).

Almost surely, 2^165222455159 is an apocalyptic number.

165222455159 is a deficient number, since it is larger than the sum of its proper divisors (1).

165222455159 is an equidigital number, since it uses as much as digits as its factorization.

165222455159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080000, while the sum is 47.

The spelling of 165222455159 in words is "one hundred sixty-five billion, two hundred twenty-two million, four hundred fifty-five thousand, one hundred fifty-nine".