144144142244 has 6 divisors (see below), whose sum is σ = 252252248934. Its totient is φ = 72072071120.

The previous prime is 144144142159. The next prime is 144144142321. The reversal of 144144142244 is 442241441441.

It can be written as a sum of positive squares in only one way, i.e., 141009262144 + 3134880100 = 375512^2 + 55990^2 .

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18018017777 + ... + 18018017784.

It is an arithmetic number, because the mean of its divisors is an integer number (42042041489).

Almost surely, 2^144144142244 is an apocalyptic number.

It is an amenable number.

144144142244 is a deficient number, since it is larger than the sum of its proper divisors (108108106690).

144144142244 is a wasteful number, since it uses less digits than its factorization.

144144142244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36036035565 (or 36036035563 counting only the distinct ones).

The product of its digits is 65536, while the sum is 35.

Adding to 144144142244 its reverse (442241441441), we get a palindrome (586385583685).

The spelling of 144144142244 in words is "one hundred forty-four billion, one hundred forty-four million, one hundred forty-two thousand, two hundred forty-four".