6520768434026 has 64 divisors (see below), whose sum is σ = 12221595187200. Its totient is φ = 2534954861760.

The previous prime is 6520768433957. The next prime is 6520768434031. The reversal of 6520768434026 is 6204348670256.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 673837100 + ... + 673846776.

It is an arithmetic number, because the mean of its divisors is an integer number (190962424800).

Almost surely, 2^{6520768434026} is an apocalyptic number.

6520768434026 is a deficient number, since it is larger than the sum of its proper divisors (5700826753174).

6520768434026 is a wasteful number, since it uses less digits than its factorization.

6520768434026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18899.

The product of its (nonzero) digits is 11612160, while the sum is 53.

The spelling of 6520768434026 in words is "six trillion, five hundred twenty billion, seven hundred sixty-eight million, four hundred thirty-four thousand, twenty-six".