55505505601101 has 16 divisors (see below), whose sum is σ = 74508144272000. Its totient is φ = 36753913202688.

The previous prime is 55505505601001. The next prime is 55505505601163. The reversal of 55505505601101 is 10110650550555.

It is not a de Polignac number, because 55505505601101 - 2¹¹ = 55505505599053 is a prime.

It is a super-2 number, since 2×55505505601101² (a number of 28 digits) contains 22 as substring.

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 55505505601101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55505505601001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80222296 + ... + 80911233.

It is an arithmetic number, because the mean of its divisors is an integer number (4656759017000).

Almost surely, 2^{55505505601101} is an apocalyptic number.

It is an amenable number.

55505505601101 is a deficient number, since it is larger than the sum of its proper divisors (19002638670899).

55505505601101 is a wasteful number, since it uses less digits than its factorization.

55505505601101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161134308.

The product of its (nonzero) digits is 93750, while the sum is 39.

The spelling of 55505505601101 in words is "fifty-five trillion, five hundred five billion, five hundred five million, six hundred one thousand, one hundred one".