5431235144 has 32 divisors (see below), whose sum is σ = 10363429440. Its totient is φ = 2668017600.

The previous prime is 5431235141. The next prime is 5431235153. The reversal of 5431235144 is 4415321345.

It is a self number, because there is not a number n which added to its sum of digits gives 5431235144.

It is not an unprimeable number, because it can be changed into a prime (5431235141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97589 + ... + 142779.

It is an arithmetic number, because the mean of its divisors is an integer number (323857170).

Almost surely, 2^5431235144 is an apocalyptic number.

It is an amenable number.

5431235144 is a deficient number, since it is larger than the sum of its proper divisors (4932194296).

5431235144 is a wasteful number, since it uses less digits than its factorization.

5431235144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45461 (or 45457 counting only the distinct ones).

The product of its digits is 28800, while the sum is 32.

The square root of 5431235144 is about 73696.9140737928. The cubic root of 5431235144 is about 1757.7868126241.

Adding to 5431235144 its reverse (4415321345), we get a palindrome (9846556489).

The spelling of 5431235144 in words is "five billion, four hundred thirty-one million, two hundred thirty-five thousand, one hundred forty-four".