6505530002 has 4 divisors (see below), whose sum is σ = 9758295006. Its totient is φ = 3252765000.

The previous prime is 6505529981. The next prime is 6505530007. The reversal of 6505530002 is 2000355056.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6137312281 + 368217721 = 78341^2 + 19189^2 .

It is not an unprimeable number, because it can be changed into a prime (6505530007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1626382499 + ... + 1626382502.

Almost surely, 2^6505530002 is an apocalyptic number.

6505530002 is a deficient number, since it is larger than the sum of its proper divisors (3252765004).

6505530002 is a wasteful number, since it uses less digits than its factorization.

6505530002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3252765003.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 6505530002 is about 80656.8658081877. The cubic root of 6505530002 is about 1866.7846795216.

Adding to 6505530002 its reverse (2000355056), we get a palindrome (8505885058).

The spelling of 6505530002 in words is "six billion, five hundred five million, five hundred thirty thousand, two".