6515500113 has 40 divisors (see below), whose sum is σ = 10060571136. Its totient is φ = 4197873600.

The previous prime is 6515500111. The next prime is 6515500127. The reversal of 6515500113 is 3110055156.

6515500113 is a `hidden beast` number, since 651 + 5 + 5 + 0 + 0 + 1 + 1 + 3 = 666.

It is not a de Polignac number, because 6515500113 - 2¹ = 6515500111 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (6515500111) 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 39 ways as a sum of consecutive naturals, for example, 2667973 + ... + 2670413.

Almost surely, 2^6515500113 is an apocalyptic number.

It is an amenable number.

6515500113 is a deficient number, since it is larger than the sum of its proper divisors (3545071023).

6515500113 is a wasteful number, since it uses less digits than its factorization.

6515500113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3547 (or 3538 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 27.

The square root of 6515500113 is about 80718.6478640469. The cubic root of 6515500113 is about 1867.7378455473.

Adding to 6515500113 its reverse (3110055156), we get a palindrome (9625555269).

The spelling of 6515500113 in words is "six billion, five hundred fifteen million, five hundred thousand, one hundred thirteen".