5561845255 has 8 divisors (see below), whose sum is σ = 6674627952. Its totient is φ = 4449200448.

The previous prime is 5561845231. The next prime is 5561845259. The reversal of 5561845255 is 5525481655.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5561845255 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 (5561845259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107227 + ... + 150403.

It is an arithmetic number, because the mean of its divisors is an integer number (834328494).

Almost surely, 2^5561845255 is an apocalyptic number.

5561845255 is a deficient number, since it is larger than the sum of its proper divisors (1112782697).

5561845255 is a wasteful number, since it uses less digits than its factorization.

5561845255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68945.

The product of its digits is 1200000, while the sum is 46.

The square root of 5561845255 is about 74577.7799012548. The cubic root of 5561845255 is about 1771.7657435294.

The spelling of 5561845255 in words is "five billion, five hundred sixty-one million, eight hundred forty-five thousand, two hundred fifty-five".