163423001312 has 12 divisors (see below), whose sum is σ = 321739033896. Its totient is φ = 81711500640.

The previous prime is 163423001311. The next prime is 163423001341. The reversal of 163423001312 is 213100324361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163423001311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2553484364 + ... + 2553484427.

It is an arithmetic number, because the mean of its divisors is an integer number (26811586158).

Almost surely, 2^163423001312 is an apocalyptic number.

It is an amenable number.

163423001312 is a deficient number, since it is larger than the sum of its proper divisors (158316032584).

163423001312 is an equidigital number, since it uses as much as digits as its factorization.

163423001312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5106968801 (or 5106968793 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 163423001312 its reverse (213100324361), we get a palindrome (376523325673).

The spelling of 163423001312 in words is "one hundred sixty-three billion, four hundred twenty-three million, one thousand, three hundred twelve".