54643596686 has 8 divisors (see below), whose sum is σ = 93674737200. Its totient is φ = 23418684288.

The previous prime is 54643596599. The next prime is 54643596701. The reversal of 54643596686 is 68669534645.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1951557011 + ... + 1951557038.

It is an arithmetic number, because the mean of its divisors is an integer number (11709342150).

Almost surely, 2^54643596686 is an apocalyptic number.

54643596686 is a deficient number, since it is larger than the sum of its proper divisors (39031140514).

54643596686 is a wasteful number, since it uses less digits than its factorization.

54643596686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3903114058.

The product of its digits is 111974400, while the sum is 62.

The spelling of 54643596686 in words is "fifty-four billion, six hundred forty-three million, five hundred ninety-six thousand, six hundred eighty-six".