6532415513 has 32 divisors (see below), whose sum is σ = 7301992320. Its totient is φ = 5806310400.

The previous prime is 6532415509. The next prime is 6532415567. The reversal of 6532415513 is 3155142356.

It is a cyclic number.

It is not a de Polignac number, because 6532415513 - 2² = 6532415509 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6532414513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16290113 + ... + 16290513.

It is an arithmetic number, because the mean of its divisors is an integer number (228187260).

Almost surely, 2^6532415513 is an apocalyptic number.

It is an amenable number.

6532415513 is a deficient number, since it is larger than the sum of its proper divisors (769576807).

6532415513 is a wasteful number, since it uses less digits than its factorization.

6532415513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857.

The product of its digits is 54000, while the sum is 35.

The square root of 6532415513 is about 80823.3599462433. The cubic root of 6532415513 is about 1869.3527756247.

Adding to 6532415513 its reverse (3155142356), we get a palindrome (9687557869).

The spelling of 6532415513 in words is "six billion, five hundred thirty-two million, four hundred fifteen thousand, five hundred thirteen".