165011058923 has 2 divisors, whose sum is σ = 165011058924. Its totient is φ = 165011058922.

The previous prime is 165011058911. The next prime is 165011058937. The reversal of 165011058923 is 329850110561.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 165011058923 - 2¹⁶ = 165010993387 is a prime.

It is not a weakly prime, because it can be changed into another prime (165019058923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82505529461 + 82505529462.

It is an arithmetic number, because the mean of its divisors is an integer number (82505529462).

Almost surely, 2^165011058923 is an apocalyptic number.

165011058923 is a deficient number, since it is larger than the sum of its proper divisors (1).

165011058923 is an equidigital number, since it uses as much as digits as its factorization.

165011058923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 41.

The spelling of 165011058923 in words is "one hundred sixty-five billion, eleven million, fifty-eight thousand, nine hundred twenty-three".