5431304544 has 48 divisors (see below), whose sum is σ = 14588747712. Its totient is φ = 1768330368.

The previous prime is 5431304539. The next prime is 5431304573. The reversal of 5431304544 is 4454031345.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 653734 + ... + 661989.

It is an arithmetic number, because the mean of its divisors is an integer number (303932244).

Almost surely, 2^5431304544 is an apocalyptic number.

It is an amenable number.

5431304544 is an abundant number, since it is smaller than the sum of its proper divisors (9157443168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5431304544 is a wasteful number, since it uses less digits than its factorization.

5431304544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315779 (or 1315771 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 33.

The square root of 5431304544 is about 73697.3849196835. The cubic root of 5431304544 is about 1757.7942995574.

Adding to 5431304544 its reverse (4454031345), we get a palindrome (9885335889).

The spelling of 5431304544 in words is "five billion, four hundred thirty-one million, three hundred four thousand, five hundred forty-four".