5250515550 has 48 divisors (see below), whose sum is σ = 14881464192. Its totient is φ = 1200117600.

The previous prime is 5250515449. The next prime is 5250515561. The reversal of 5250515550 is 555150525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2499196 + ... + 2501295.

It is an arithmetic number, because the mean of its divisors is an integer number (310030504).

Almost surely, 2^5250515550 is an apocalyptic number.

5250515550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5250515550 is an abundant number, since it is smaller than the sum of its proper divisors (9630948642).

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

5250515550 is a wasteful number, since it uses less digits than its factorization.

5250515550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5000513 (or 5000508 counting only the distinct ones).

The product of its (nonzero) digits is 31250, while the sum is 33.

The square root of 5250515550 is about 72460.4412766028. The cubic root of 5250515550 is about 1738.0702115505.

The spelling of 5250515550 in words is "five billion, two hundred fifty million, five hundred fifteen thousand, five hundred fifty".