144240123223401 has 4 divisors (see below), whose sum is σ = 192320164297872. Its totient is φ = 96160082148932.

The previous prime is 144240123223381. The next prime is 144240123223421. The reversal of 144240123223401 is 104322321042441.

144240123223401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (144240123223381) and next prime (144240123223421).

It is a cyclic number.

It is not a de Polignac number, because 144240123223401 - 2²³ = 144240114834793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144240123223421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24040020537231 + ... + 24040020537236.

It is an arithmetic number, because the mean of its divisors is an integer number (48080041074468).

Almost surely, 2^{144240123223401} is an apocalyptic number.

It is an amenable number.

144240123223401 is a deficient number, since it is larger than the sum of its proper divisors (48080041074471).

144240123223401 is an equidigital number, since it uses as much as digits as its factorization.

144240123223401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48080041074470.

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 144240123223401 its reverse (104322321042441), we get a palindrome (248562444265842).

The spelling of 144240123223401 in words is "one hundred forty-four trillion, two hundred forty billion, one hundred twenty-three million, two hundred twenty-three thousand, four hundred one".