6530523523 has 8 divisors (see below), whose sum is σ = 6734227968. Its totient is φ = 6329517384.

The previous prime is 6530523521. The next prime is 6530523553. The reversal of 6530523523 is 3253250356.

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

It is a cyclic number.

It is not a de Polignac number, because 6530523523 - 2¹ = 6530523521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6530523521) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 669661 + ... + 679342.

It is an arithmetic number, because the mean of its divisors is an integer number (841778496).

Almost surely, 2^6530523523 is an apocalyptic number.

6530523523 is a deficient number, since it is larger than the sum of its proper divisors (203704445).

6530523523 is a wasteful number, since it uses less digits than its factorization.

6530523523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1349153.

The product of its (nonzero) digits is 81000, while the sum is 34.

The square root of 6530523523 is about 80811.6546235752. The cubic root of 6530523523 is about 1869.1722840305.

Adding to 6530523523 its reverse (3253250356), we get a palindrome (9783773879).

The spelling of 6530523523 in words is "six billion, five hundred thirty million, five hundred twenty-three thousand, five hundred twenty-three".