6530626313 has 4 divisors (see below), whose sum is σ = 6914780820. Its totient is φ = 6146471808.

The previous prime is 6530626307. The next prime is 6530626321. The reversal of 6530626313 is 3136260356.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6054862969 + 475763344 = 77813^2 + 21812^2 .

It is a cyclic number.

It is not a de Polignac number, because 6530626313 - 2²² = 6526432009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6530626013) 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 3 ways as a sum of consecutive naturals, for example, 192077228 + ... + 192077261.

It is an arithmetic number, because the mean of its divisors is an integer number (1728695205).

Almost surely, 2^6530626313 is an apocalyptic number.

It is an amenable number.

6530626313 is a deficient number, since it is larger than the sum of its proper divisors (384154507).

6530626313 is a wasteful number, since it uses less digits than its factorization.

6530626313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384154506.

The product of its (nonzero) digits is 58320, while the sum is 35.

The square root of 6530626313 is about 80812.2906060706. The cubic root of 6530626313 is about 1869.1820908610.

Adding to 6530626313 its reverse (3136260356), we get a palindrome (9666886669).

It can be divided in two parts, 65306 and 26313, that added together give a palindrome (91619).

The spelling of 6530626313 in words is "six billion, five hundred thirty million, six hundred twenty-six thousand, three hundred thirteen".