144225521141443 has 32 divisors (see below), whose sum is σ = 172691385356288. Its totient is φ = 117844632259200.

The previous prime is 144225521141431. The next prime is 144225521141479. The reversal of 144225521141443 is 344141125522441.

It is a de Polignac number, because none of the positive numbers 2^k-144225521141443 is a prime.

It is a super-2 number, since 2×144225521141443² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 144225521141443.

It is not an unprimeable number, because it can be changed into a prime (144225521141843) 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, 496230721 + ... + 496521277.

It is an arithmetic number, because the mean of its divisors is an integer number (5396605792384).

Almost surely, 2^{144225521141443} is an apocalyptic number.

144225521141443 is a deficient number, since it is larger than the sum of its proper divisors (28465864214845).

144225521141443 is a wasteful number, since it uses less digits than its factorization.

144225521141443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324803.

The product of its digits is 614400, while the sum is 43.

Adding to 144225521141443 its reverse (344141125522441), we get a palindrome (488366646663884).

The spelling of 144225521141443 in words is "one hundred forty-four trillion, two hundred twenty-five billion, five hundred twenty-one million, one hundred forty-one thousand, four hundred forty-three".