55610611109 has 8 divisors (see below), whose sum is σ = 55680618240. Its totient is φ = 55540648576.

The previous prime is 55610611079. The next prime is 55610611127. The reversal of 55610611109 is 90111601655.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55610611109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55610613109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2961452 + ... + 2980170.

It is an arithmetic number, because the mean of its divisors is an integer number (6960077280).

Almost surely, 2^55610611109 is an apocalyptic number.

It is an amenable number.

55610611109 is a deficient number, since it is larger than the sum of its proper divisors (70007131).

55610611109 is a wasteful number, since it uses less digits than its factorization.

55610611109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22299.

The product of its (nonzero) digits is 8100, while the sum is 35.

The spelling of 55610611109 in words is "fifty-five billion, six hundred ten million, six hundred eleven thousand, one hundred nine".