5561111727843 has 16 divisors (see below), whose sum is σ = 8501677873920. Its totient is φ = 3167427057696.

The previous prime is 5561111727833. The next prime is 5561111727859. The reversal of 5561111727843 is 3487271111655.

It is not a de Polignac number, because 5561111727843 - 2⁴ = 5561111727827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5561111727823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 431288088 + ... + 431300981.

It is an arithmetic number, because the mean of its divisors is an integer number (531354867120).

Almost surely, 2^{5561111727843} is an apocalyptic number.

5561111727843 is a deficient number, since it is larger than the sum of its proper divisors (2940566146077).

5561111727843 is a wasteful number, since it uses less digits than its factorization.

5561111727843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862589386.

The product of its digits is 1411200, while the sum is 51.

The spelling of 5561111727843 in words is "five trillion, five hundred sixty-one billion, one hundred eleven million, seven hundred twenty-seven thousand, eight hundred forty-three".