5145202530 has 96 divisors (see below), whose sum is σ = 14421803760. Its totient is φ = 1265172480.

The previous prime is 5145202501. The next prime is 5145202547. The reversal of 5145202530 is 352025415.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 2228878521 + 2916324009 = 47211^2 + 54003^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5145202494 and 5145202503.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 1543906 + ... + 1547234.

Almost surely, 2^5145202530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5145202530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7210901880).

5145202530 is an abundant number, since it is smaller than the sum of its proper divisors (9276601230).

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

5145202530 is a wasteful number, since it uses less digits than its factorization.

5145202530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4676 (or 4673 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 5145202530 is about 71730.0671266938. The cubic root of 5145202530 is about 1726.3711039759.

Adding to 5145202530 its reverse (352025415), we get a palindrome (5497227945).

The spelling of 5145202530 in words is "five billion, one hundred forty-five million, two hundred two thousand, five hundred thirty".