5250440520 has 128 divisors (see below), whose sum is σ = 18847785600. Its totient is φ = 1292412672.

The previous prime is 5250440501. The next prime is 5250440521. The reversal of 5250440520 is 250440525.

5250440520 is a `hidden beast` number, since 5 + 250 + 4 + 405 + 2 + 0 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (5250440521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 172942 + ... + 201021.

It is an arithmetic number, because the mean of its divisors is an integer number (147248325).

Almost surely, 2^5250440520 is an apocalyptic number.

It is an amenable number.

5250440520 is an abundant number, since it is smaller than the sum of its proper divisors (13597345080).

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

5250440520 is a wasteful number, since it uses less digits than its factorization.

5250440520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373996 (or 373986 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 5250440520 is about 72459.9235439840. The cubic root of 5250440520 is about 1738.0619324887.

The spelling of 5250440520 in words is "five billion, two hundred fifty million, four hundred forty thousand, five hundred twenty".