5251550530 has 8 divisors (see below), whose sum is σ = 9452790972. Its totient is φ = 2100620208.

The previous prime is 5251550503. The next prime is 5251550531. The reversal of 5251550530 is 350551525.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5015897329 + 235653201 = 70823^2 + 15351^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 5251550492 and 5251550501.

It is not an unprimeable number, because it can be changed into a prime (5251550531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262577517 + ... + 262577536.

Almost surely, 2^5251550530 is an apocalyptic number.

5251550530 is a deficient number, since it is larger than the sum of its proper divisors (4201240442).

5251550530 is a wasteful number, since it uses less digits than its factorization.

5251550530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525155060.

The product of its (nonzero) digits is 18750, while the sum is 31.

The square root of 5251550530 is about 72467.5826145733. The cubic root of 5251550530 is about 1738.1844066682.

The spelling of 5251550530 in words is "five billion, two hundred fifty-one million, five hundred fifty thousand, five hundred thirty".