162044663723 has 2 divisors, whose sum is σ = 162044663724. Its totient is φ = 162044663722.

The previous prime is 162044663707. The next prime is 162044663773. The reversal of 162044663723 is 327366440261.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 162044663723 - 2⁴ = 162044663707 is a prime.

It is a super-2 number, since 2×162044663723² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (162044663773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81022331861 + 81022331862.

It is an arithmetic number, because the mean of its divisors is an integer number (81022331862).

Almost surely, 2^162044663723 is an apocalyptic number.

162044663723 is a deficient number, since it is larger than the sum of its proper divisors (1).

162044663723 is an equidigital number, since it uses as much as digits as its factorization.

162044663723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 44.

The spelling of 162044663723 in words is "one hundred sixty-two billion, forty-four million, six hundred sixty-three thousand, seven hundred twenty-three".