4273733521144 has 16 divisors (see below), whose sum is σ = 8014038512400. Its totient is φ = 2136656584512.

The previous prime is 4273733521129. The next prime is 4273733521147. The reversal of 4273733521144 is 4411253373724.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4273733521094 and 4273733521103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4273733521147) 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, 26185572 + ... + 26348275.

It is an arithmetic number, because the mean of its divisors is an integer number (500877407025).

Almost surely, 2^{4273733521144} is an apocalyptic number.

It is an amenable number.

4273733521144 is a deficient number, since it is larger than the sum of its proper divisors (3740304991256).

4273733521144 is a wasteful number, since it uses less digits than its factorization.

4273733521144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52544022 (or 52544018 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 46.

Adding to 4273733521144 its reverse (4411253373724), we get a palindrome (8684986894868).

The spelling of 4273733521144 in words is "four trillion, two hundred seventy-three billion, seven hundred thirty-three million, five hundred twenty-one thousand, one hundred forty-four".