6513274723156 has 24 divisors (see below), whose sum is σ = 11407411753920. Its totient is φ = 3254015286912.

The previous prime is 6513274723133. The next prime is 6513274723169.

6513274723156 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24803161 + ... + 25064383.

It is an arithmetic number, because the mean of its divisors is an integer number (475308823080).

Almost surely, 2^{6513274723156} is an apocalyptic number.

It is an amenable number.

6513274723156 is a deficient number, since it is larger than the sum of its proper divisors (4894137030764).

6513274723156 is a wasteful number, since it uses less digits than its factorization.

6513274723156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266223 (or 266221 counting only the distinct ones).

The product of its digits is 6350400, while the sum is 52.

The spelling of 6513274723156 in words is "six trillion, five hundred thirteen billion, two hundred seventy-four million, seven hundred twenty-three thousand, one hundred fifty-six".