5561111172784 has 40 divisors (see below), whose sum is σ = 10790974677168. Its totient is φ = 2776346707200.

The previous prime is 5561111172707. The next prime is 5561111172797. The reversal of 5561111172784 is 4872711111655.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28144734 + ... + 28341634.

Almost surely, 2^{5561111172784} is an apocalyptic number.

It is an amenable number.

5561111172784 is a deficient number, since it is larger than the sum of its proper divisors (5229863504384).

5561111172784 is a wasteful number, since it uses less digits than its factorization.

5561111172784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199573 (or 199567 counting only the distinct ones).

The product of its digits is 470400, while the sum is 49.

The spelling of 5561111172784 in words is "five trillion, five hundred sixty-one billion, one hundred eleven million, one hundred seventy-two thousand, seven hundred eighty-four".