5040431455440 has 160 divisors (see below), whose sum is σ = 15671692947456. Its totient is φ = 1340132774400.

The previous prime is 5040431455391. The next prime is 5040431455441. The reversal of 5040431455440 is 445541340405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5040431455441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126856857 + ... + 126896583.

Almost surely, 2^{5040431455440} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5040431455440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7835846473728).

5040431455440 is an abundant number, since it is smaller than the sum of its proper divisors (10631261492016).

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

5040431455440 is a wasteful number, since it uses less digits than its factorization.

5040431455440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41297 (or 41291 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 39.

Adding to 5040431455440 its reverse (445541340405), we get a palindrome (5485972795845).

The spelling of 5040431455440 in words is "five trillion, forty billion, four hundred thirty-one million, four hundred fifty-five thousand, four hundred forty".