165008188963 has 2 divisors, whose sum is σ = 165008188964. Its totient is φ = 165008188962.

The previous prime is 165008188907. The next prime is 165008188967. The reversal of 165008188963 is 369881800561.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 165008188963 - 2¹⁷ = 165008057891 is a prime.

It is not a weakly prime, because it can be changed into another prime (165008188967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82504094481 + 82504094482.

It is an arithmetic number, because the mean of its divisors is an integer number (82504094482).

Almost surely, 2^165008188963 is an apocalyptic number.

165008188963 is a deficient number, since it is larger than the sum of its proper divisors (1).

165008188963 is an equidigital number, since it uses as much as digits as its factorization.

165008188963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2488320, while the sum is 55.

The spelling of 165008188963 in words is "one hundred sixty-five billion, eight million, one hundred eighty-eight thousand, nine hundred sixty-three".