5250520540 has 12 divisors (see below), whose sum is σ = 11026093176. Its totient is φ = 2100208208.

The previous prime is 5250520493. The next prime is 5250520571. The reversal of 5250520540 is 450250525.

It is a junction number, because it is equal to n+sod(n) for n = 5250520499 and 5250520508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131262994 + ... + 131263033.

It is an arithmetic number, because the mean of its divisors is an integer number (918841098).

Almost surely, 2^5250520540 is an apocalyptic number.

It is an amenable number.

5250520540 is an abundant number, since it is smaller than the sum of its proper divisors (5775572636).

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

5250520540 is a wasteful number, since it uses less digits than its factorization.

5250520540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262526036 (or 262526034 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 28.

The square root of 5250520540 is about 72460.4757091754. The cubic root of 5250520540 is about 1738.0707621611.

The spelling of 5250520540 in words is "five billion, two hundred fifty million, five hundred twenty thousand, five hundred forty".