5250636500 has 96 divisors (see below), whose sum is σ = 11667251232. Its totient is φ = 2064000000.

The previous prime is 5250636497. The next prime is 5250636527. The reversal of 5250636500 is 56360525.

It can be written as a sum of positive squares in 16 ways, for example, as 395055376 + 4855581124 = 19876^2 + 69682^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8736200 + ... + 8736800.

It is an arithmetic number, because the mean of its divisors is an integer number (121533867).

Almost surely, 2^5250636500 is an apocalyptic number.

5250636500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5250636500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5833625616).

5250636500 is an abundant number, since it is smaller than the sum of its proper divisors (6416614732).

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

5250636500 is a wasteful number, since it uses less digits than its factorization.

5250636500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894 (or 882 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 5250636500 is about 72461.2758651129. The cubic root of 5250636500 is about 1738.0835574132.

The spelling of 5250636500 in words is "five billion, two hundred fifty million, six hundred thirty-six thousand, five hundred".