5031523440 has 320 divisors, whose sum is σ = 17957243520. Its totient is φ = 1293926400.

The previous prime is 5031523429. The next prime is 5031523457. The reversal of 5031523440 is 443251305.

5031523440 is a `hidden beast` number, since 5 + 0 + 315 + 2 + 344 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12547240 + ... + 12547640.

It is an arithmetic number, because the mean of its divisors is an integer number (56116386).

Almost surely, 2^5031523440 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 5031523440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8978621760).

5031523440 is an abundant number, since it is smaller than the sum of its proper divisors (12925720080).

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

5031523440 is a wasteful number, since it uses less digits than its factorization.

5031523440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617 (or 605 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 5031523440 is about 70933.2322680984. The cubic root of 5031523440 is about 1713.5620424079.

Adding to 5031523440 its reverse (443251305), we get a palindrome (5474774745).

The spelling of 5031523440 in words is "five billion, thirty-one million, five hundred twenty-three thousand, four hundred forty".