4431131440124 has 12 divisors (see below), whose sum is σ = 7754502428400. Its totient is φ = 2215559317728.

The previous prime is 4431131440103. The next prime is 4431131440133. The reversal of 4431131440124 is 4210441311344.

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, 175697 + ... + 2982135.

It is an arithmetic number, because the mean of its divisors is an integer number (646208535700).

Almost surely, 2^{4431131440124} is an apocalyptic number.

It is an amenable number.

4431131440124 is a deficient number, since it is larger than the sum of its proper divisors (3323370988276).

4431131440124 is a wasteful number, since it uses less digits than its factorization.

4431131440124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3201172 (or 3201170 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 4431131440124 its reverse (4210441311344), we get a palindrome (8641572751468).

The spelling of 4431131440124 in words is "four trillion, four hundred thirty-one billion, one hundred thirty-one million, four hundred forty thousand, one hundred twenty-four".