55603466173 has 4 divisors (see below), whose sum is σ = 55891567228. Its totient is φ = 55315365120.

The previous prime is 55603466167. The next prime is 55603466179. The reversal of 55603466173 is 37166430655.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (55603466167) and next prime (55603466179).

It can be written as a sum of positive squares in 2 ways, for example, as 32559315364 + 23044150809 = 180442^2 + 151803^2 .

It is a cyclic number.

It is not a de Polignac number, because 55603466173 - 2¹³ = 55603457981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55603466179) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144050238 + ... + 144050623.

It is an arithmetic number, because the mean of its divisors is an integer number (13972891807).

Almost surely, 2^55603466173 is an apocalyptic number.

It is an amenable number.

55603466173 is a deficient number, since it is larger than the sum of its proper divisors (288101055).

55603466173 is a wasteful number, since it uses less digits than its factorization.

55603466173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288101054.

The product of its (nonzero) digits is 1360800, while the sum is 46.

The spelling of 55603466173 in words is "fifty-five billion, six hundred three million, four hundred sixty-six thousand, one hundred seventy-three".