55505561050011 has 16 divisors (see below), whose sum is σ = 74019161043200. Its totient is φ = 36997834645728.

The previous prime is 55505561049977. The next prime is 55505561050019. The reversal of 55505561050011 is 11005016550555.

It is not a de Polignac number, because 55505561050011 - 2²¹ = 55505558952859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55505561050019) 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, 785861880 + ... + 785932506.

It is an arithmetic number, because the mean of its divisors is an integer number (4626197565200).

Almost surely, 2^{55505561050011} is an apocalyptic number.

55505561050011 is a deficient number, since it is larger than the sum of its proper divisors (18513599993189).

55505561050011 is a wasteful number, since it uses less digits than its factorization.

55505561050011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108498.

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

The spelling of 55505561050011 in words is "fifty-five trillion, five hundred five billion, five hundred sixty-one million, fifty thousand, eleven".