145324316223 has 12 divisors (see below), whose sum is σ = 214794597160. Its totient is φ = 94629787056.

The previous prime is 145324316171. The next prime is 145324316233. The reversal of 145324316223 is 322613423541.

145324316223 is a `hidden beast` number, since 1 + 4 + 5 + 3 + 24 + 3 + 1 + 622 + 3 = 666.

It is not a de Polignac number, because 145324316223 - 2¹⁴ = 145324299839 is a prime.

It is a super-2 number, since 2×145324316223² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145324316233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 187757128 + ... + 187757901.

Almost surely, 2^145324316223 is an apocalyptic number.

145324316223 is a deficient number, since it is larger than the sum of its proper divisors (69470280937).

145324316223 is a wasteful number, since it uses less digits than its factorization.

145324316223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375515078 (or 375515075 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

Adding to 145324316223 its reverse (322613423541), we get a palindrome (467937739764).

The spelling of 145324316223 in words is "one hundred forty-five billion, three hundred twenty-four million, three hundred sixteen thousand, two hundred twenty-three".