2805505305305 has 8 divisors (see below), whose sum is σ = 3512980556352. Its totient is φ = 2146821450928.

The previous prime is 2805505305193. The next prime is 2805505305319. The reversal of 2805505305305 is 5035035055082.

2805505305305 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2805505305305 - 2²⁶ = 2805438196441 is a prime.

It is a super-2 number, since 2×2805505305305² (a number of 26 digits) contains 22 as substring.

It is a Duffinian 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, 12197849039 + ... + 12197849268.

It is an arithmetic number, because the mean of its divisors is an integer number (439122569544).

Almost surely, 2^{2805505305305} is an apocalyptic number.

It is an amenable number.

2805505305305 is a deficient number, since it is larger than the sum of its proper divisors (707475251047).

2805505305305 is a wasteful number, since it uses less digits than its factorization.

2805505305305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24395698335.

The product of its (nonzero) digits is 450000, while the sum is 41.

It can be divided in two parts, 280550 and 5305305, that added together give a palindrome (5585855).

The spelling of 2805505305305 in words is "two trillion, eight hundred five billion, five hundred five million, three hundred five thousand, three hundred five".