55600608191 has 4 divisors (see below), whose sum is σ = 56362260432. Its totient is φ = 54838955952.

The previous prime is 55600608169. The next prime is 55600608199. The reversal of 55600608191 is 19180600655.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55600608191 - 2⁶ = 55600608127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55600608199) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 380826011 + ... + 380826156.

It is an arithmetic number, because the mean of its divisors is an integer number (14090565108).

Almost surely, 2^55600608191 is an apocalyptic number.

55600608191 is a deficient number, since it is larger than the sum of its proper divisors (761652241).

55600608191 is an equidigital number, since it uses as much as digits as its factorization.

55600608191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761652240.

The product of its (nonzero) digits is 64800, while the sum is 41.

The spelling of 55600608191 in words is "fifty-five billion, six hundred million, six hundred eight thousand, one hundred ninety-one".