5112520140 has 192 divisors, whose sum is σ = 18095422464. Its totient is φ = 1049490432.

The previous prime is 5112520139. The next prime is 5112520159. The reversal of 5112520140 is 410252115.

It is a super-2 number, since 2×5112520140² = 52275724363811239200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 189367 + ... + 214673.

It is an arithmetic number, because the mean of its divisors is an integer number (94246992).

Almost surely, 2^5112520140 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 5112520140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9047711232).

5112520140 is an abundant number, since it is smaller than the sum of its proper divisors (12982902324).

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

5112520140 is a wasteful number, since it uses less digits than its factorization.

5112520140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25376 (or 25374 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 5112520140 is about 71501.8890659541. The cubic root of 5112520140 is about 1722.7080268331.

Adding to 5112520140 its reverse (410252115), we get a palindrome (5522772255).

The spelling of 5112520140 in words is "five billion, one hundred twelve million, five hundred twenty thousand, one hundred forty".