55106516650205 has 8 divisors (see below), whose sum is σ = 66127869940704. Its totient is φ = 44085180013200.

The previous prime is 55106516650193. The next prime is 55106516650231. The reversal of 55106516650205 is 50205661560155.

It is a happy number.

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

It is not a de Polignac number, because 55106516650205 - 2⁴ = 55106516650189 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55106516650205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4916750 + ... + 11592560.

It is an arithmetic number, because the mean of its divisors is an integer number (8265983742588).

Almost surely, 2^{55106516650205} is an apocalyptic number.

It is an amenable number.

55106516650205 is a deficient number, since it is larger than the sum of its proper divisors (11021353290499).

55106516650205 is a wasteful number, since it uses less digits than its factorization.

55106516650205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8326747.

The product of its (nonzero) digits is 1350000, while the sum is 47.

The spelling of 55106516650205 in words is "fifty-five trillion, one hundred six billion, five hundred sixteen million, six hundred fifty thousand, two hundred five".