6523487673813 has 24 divisors (see below), whose sum is σ = 10354467517056. Its totient is φ = 3924770280000.

The previous prime is 6523487673797. The next prime is 6523487673847. The reversal of 6523487673813 is 3183767843256.

6523487673813 is a `hidden beast` number, since 6 + 5 + 2 + 3 + 487 + 6 + 73 + 81 + 3 = 666.

It is not a de Polignac number, because 6523487673813 - 2⁴ = 6523487673797 is a prime.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6523487673883) 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, 240474813 + ... + 240501938.

It is an arithmetic number, because the mean of its divisors is an integer number (431436146544).

Almost surely, 2^{6523487673813} is an apocalyptic number.

It is an amenable number.

6523487673813 is a deficient number, since it is larger than the sum of its proper divisors (3830979843243).

6523487673813 is a wasteful number, since it uses less digits than its factorization.

6523487673813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480976905 (or 480976902 counting only the distinct ones).

The product of its digits is 121927680, while the sum is 63.

The spelling of 6523487673813 in words is "six trillion, five hundred twenty-three billion, four hundred eighty-seven million, six hundred seventy-three thousand, eight hundred thirteen".