561675611843 has 4 divisors (see below), whose sum is σ = 561677592960. Its totient is φ = 561673630728.

The previous prime is 561675611837. The next prime is 561675611933. The reversal of 561675611843 is 348116576165.

561675611843 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 561675611843 - 2²⁰ = 561674563267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (561675611803) 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, 476288 + ... + 1161981.

It is an arithmetic number, because the mean of its divisors is an integer number (140419398240).

Almost surely, 2^561675611843 is an apocalyptic number.

561675611843 is a deficient number, since it is larger than the sum of its proper divisors (1981117).

561675611843 is a wasteful number, since it uses less digits than its factorization.

561675611843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1981116.

The product of its digits is 3628800, while the sum is 53.

The spelling of 561675611843 in words is "five hundred sixty-one billion, six hundred seventy-five million, six hundred eleven thousand, eight hundred forty-three".