145002323223 has 24 divisors (see below), whose sum is σ = 213628051728. Its totient is φ = 94742773632.

The previous prime is 145002323209. The next prime is 145002323273. The reversal of 145002323223 is 322323200541.

It is not a de Polignac number, because 145002323223 - 2⁸ = 145002322967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145002323273) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 284736 + ... + 609162.

It is an arithmetic number, because the mean of its divisors is an integer number (8901168822).

Almost surely, 2^145002323223 is an apocalyptic number.

145002323223 is a deficient number, since it is larger than the sum of its proper divisors (68625728505).

145002323223 is a wasteful number, since it uses less digits than its factorization.

145002323223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325423 (or 325420 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 145002323223 its reverse (322323200541), we get a palindrome (467325523764).

The spelling of 145002323223 in words is "one hundred forty-five billion, two million, three hundred twenty-three thousand, two hundred twenty-three".