6513233216611 has 24 divisors (see below), whose sum is σ = 7651145764080. Its totient is φ = 5520737249280.

The previous prime is 6513233216599. The next prime is 6513233216681. The reversal of 6513233216611 is 1166123323156.

It is not a de Polignac number, because 6513233216611 - 2²¹ = 6513231119459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6513233216681) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14576046 + ... + 15016243.

It is an arithmetic number, because the mean of its divisors is an integer number (318797740170).

Almost surely, 2^{6513233216611} is an apocalyptic number.

6513233216611 is a deficient number, since it is larger than the sum of its proper divisors (1137912547469).

6513233216611 is a wasteful number, since it uses less digits than its factorization.

6513233216611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29592435 (or 29592424 counting only the distinct ones).

The product of its digits is 116640, while the sum is 40.

Adding to 6513233216611 its reverse (1166123323156), we get a palindrome (7679356539767).

The spelling of 6513233216611 in words is "six trillion, five hundred thirteen billion, two hundred thirty-three million, two hundred sixteen thousand, six hundred eleven".