55017105511173 has 64 divisors (see below), whose sum is σ = 83509613752320. Its totient is φ = 31938714720000.

The previous prime is 55017105511129. The next prime is 55017105511223. The reversal of 55017105511173 is 37111550171055.

It is not a de Polignac number, because 55017105511173 - 2¹⁷ = 55017105380101 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55017105511673) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 761225028 + ... + 761297298.

It is an arithmetic number, because the mean of its divisors is an integer number (1304837714880).

Almost surely, 2^{55017105511173} is an apocalyptic number.

It is an amenable number.

55017105511173 is a deficient number, since it is larger than the sum of its proper divisors (28492508241147).

55017105511173 is a wasteful number, since it uses less digits than its factorization.

55017105511173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76650.

The product of its (nonzero) digits is 91875, while the sum is 42.

The spelling of 55017105511173 in words is "fifty-five trillion, seventeen billion, one hundred five million, five hundred eleven thousand, one hundred seventy-three".