6512338511836 has 6 divisors (see below), whose sum is σ = 11396592395720. Its totient is φ = 3256169255916.

The previous prime is 6512338511771. The next prime is 6512338511897. The reversal of 6512338511836 is 6381158332156.

It is a super-2 number, since 2×6512338511836² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 814042313976 + ... + 814042313983.

Almost surely, 2^{6512338511836} is an apocalyptic number.

It is an amenable number.

6512338511836 is a deficient number, since it is larger than the sum of its proper divisors (4884253883884).

6512338511836 is a wasteful number, since it uses less digits than its factorization.

6512338511836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1628084627963 (or 1628084627961 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 52.

The spelling of 6512338511836 in words is "six trillion, five hundred twelve billion, three hundred thirty-eight million, five hundred eleven thousand, eight hundred thirty-six".