6579202442538 has 32 divisors (see below), whose sum is σ = 14688451971072. Its totient is φ = 1947332646000.

The previous prime is 6579202442521. The next prime is 6579202442557. The reversal of 6579202442538 is 8352442029756.

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 15 ways as a sum of consecutive naturals, for example, 1159123738 + ... + 1159129413.

It is an arithmetic number, because the mean of its divisors is an integer number (459014124096).

Almost surely, 2^{6579202442538} is an apocalyptic number.

6579202442538 is an abundant number, since it is smaller than the sum of its proper divisors (8109249528534).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6579202442538 is a wasteful number, since it uses less digits than its factorization.

6579202442538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2318253210.

The product of its (nonzero) digits is 29030400, while the sum is 57.

The spelling of 6579202442538 in words is "six trillion, five hundred seventy-nine billion, two hundred two million, four hundred forty-two thousand, five hundred thirty-eight".