5056512440 has 64 divisors (see below), whose sum is σ = 13023979200. Its totient is φ = 1730792448.

The previous prime is 5056512407. The next prime is 5056512449. The reversal of 5056512440 is 442156505.

It is a junction number, because it is equal to n+sod(n) for n = 5056512397 and 5056512406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5056512449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158126 + ... + 187394.

It is an arithmetic number, because the mean of its divisors is an integer number (203499675).

Almost surely, 2^5056512440 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 5056512440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6511989600).

5056512440 is an abundant number, since it is smaller than the sum of its proper divisors (7967466760).

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

5056512440 is a wasteful number, since it uses less digits than its factorization.

5056512440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29904 (or 29900 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 5056512440 is about 71109.1586225009. The cubic root of 5056512440 is about 1716.3941540380.

Adding to 5056512440 its reverse (442156505), we get a palindrome (5498668945).

The spelling of 5056512440 in words is "five billion, fifty-six million, five hundred twelve thousand, four hundred forty".