144203541254 has 16 divisors (see below), whose sum is σ = 227718319680. Its totient is φ = 68298385320.

The previous prime is 144203541227. The next prime is 144203541271. The reversal of 144203541254 is 452145302441.

It is a happy number.

It is a super-2 number, since 2×144203541254² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 75089 + ... + 542259.

It is an arithmetic number, because the mean of its divisors is an integer number (14232394980).

Almost surely, 2^144203541254 is an apocalyptic number.

144203541254 is a deficient number, since it is larger than the sum of its proper divisors (83514778426).

144203541254 is a wasteful number, since it uses less digits than its factorization.

144203541254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475315.

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 144203541254 its reverse (452145302441), we get a palindrome (596348843695).

The spelling of 144203541254 in words is "one hundred forty-four billion, two hundred three million, five hundred forty-one thousand, two hundred fifty-four".