4131223432144 has 20 divisors (see below), whose sum is σ = 8022072240900. Its totient is φ = 2061011240960.

The previous prime is 4131223432081. The next prime is 4131223432157. The reversal of 4131223432144 is 4412343221314.

It can be written as a sum of positive squares in 2 ways, for example, as 2226326599744 + 1904896832400 = 1492088^2 + 1380180^2 .

It is a super-3 number, since 3×4131223432144³ (a number of 39 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 287522287 + ... + 287536654.

It is an arithmetic number, because the mean of its divisors is an integer number (401103612045).

Almost surely, 2^{4131223432144} is an apocalyptic number.

It is an amenable number.

4131223432144 is a deficient number, since it is larger than the sum of its proper divisors (3890848808756).

4131223432144 is a wasteful number, since it uses less digits than its factorization.

4131223432144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575059398 (or 575059392 counting only the distinct ones).

The product of its digits is 55296, while the sum is 34.

Adding to 4131223432144 its reverse (4412343221314), we get a palindrome (8543566653458).

The spelling of 4131223432144 in words is "four trillion, one hundred thirty-one billion, two hundred twenty-three million, four hundred thirty-two thousand, one hundred forty-four".