144554240223 has 32 divisors (see below), whose sum is σ = 218576486400. Its totient is φ = 94392799200.

The previous prime is 144554240189. The next prime is 144554240249. The reversal of 144554240223 is 322042455441.

144554240223 is a `hidden beast` number, since 1 + 4 + 4 + 5 + 5 + 424 + 0 + 223 = 666.

It is not a de Polignac number, because 144554240223 - 2²⁰ = 144553191647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144554240323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 210018 + ... + 577248.

It is an arithmetic number, because the mean of its divisors is an integer number (6830515200).

Almost surely, 2^144554240223 is an apocalyptic number.

144554240223 is a deficient number, since it is larger than the sum of its proper divisors (74022246177).

144554240223 is a wasteful number, since it uses less digits than its factorization.

144554240223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367540 (or 367534 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

Adding to 144554240223 its reverse (322042455441), we get a palindrome (466596695664).

The spelling of 144554240223 in words is "one hundred forty-four billion, five hundred fifty-four million, two hundred forty thousand, two hundred twenty-three".