6581696009594 has 8 divisors (see below), whose sum is σ = 9890079618240. Its totient is φ = 3285002803516.

The previous prime is 6581696009561. The next prime is 6581696009611. The reversal of 6581696009594 is 4959006961856.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2922599234 + ... + 2922601485.

It is an arithmetic number, because the mean of its divisors is an integer number (1236259952280).

Almost surely, 2^{6581696009594} is an apocalyptic number.

6581696009594 is a deficient number, since it is larger than the sum of its proper divisors (3308383608646).

6581696009594 is a wasteful number, since it uses less digits than its factorization.

6581696009594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5845201284.

The product of its (nonzero) digits is 125971200, while the sum is 68.

The spelling of 6581696009594 in words is "six trillion, five hundred eighty-one billion, six hundred ninety-six million, nine thousand, five hundred ninety-four".