6523277513 has 4 divisors (see below), whose sum is σ = 6523630848. Its totient is φ = 6522924180.

The previous prime is 6523277483. The next prime is 6523277531. The reversal of 6523277513 is 3157723256.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6523277513 - 2¹² = 6523273417 is a prime.

It is a super-2 number, since 2×6523277513² = 85106299023222930338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6523277573) 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, 147353 + ... + 186438.

It is an arithmetic number, because the mean of its divisors is an integer number (1630907712).

Almost surely, 2^6523277513 is an apocalyptic number.

It is an amenable number.

6523277513 is a deficient number, since it is larger than the sum of its proper divisors (353335).

6523277513 is a wasteful number, since it uses less digits than its factorization.

6523277513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353334.

The product of its digits is 264600, while the sum is 41.

The square root of 6523277513 is about 80766.8094764180. The cubic root of 6523277513 is about 1868.4807083646.

The spelling of 6523277513 in words is "six billion, five hundred twenty-three million, two hundred seventy-seven thousand, five hundred thirteen".