561301746701117 has 4 divisors (see below), whose sum is σ = 561468156946620. Its totient is φ = 561135336455616.

The previous prime is 561301746701089. The next prime is 561301746701141. The reversal of 561301746701117 is 711107647103165.

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

It can be written as a sum of positive squares in 2 ways, for example, as 481741876007161 + 79559870693956 = 21948619^2 + 8919634^2 .

It is a cyclic number.

It is not a de Polignac number, because 561301746701117 - 2¹⁸ = 561301746438973 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 (561301746701177) 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, 83205117692 + ... + 83205124437.

It is an arithmetic number, because the mean of its divisors is an integer number (140367039236655).

Almost surely, 2^{561301746701117} is an apocalyptic number.

It is an amenable number.

561301746701117 is a deficient number, since it is larger than the sum of its proper divisors (166410245503).

561301746701117 is a wasteful number, since it uses less digits than its factorization.

561301746701117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166410245502.

The product of its (nonzero) digits is 740880, while the sum is 50.

The spelling of 561301746701117 in words is "five hundred sixty-one trillion, three hundred one billion, seven hundred forty-six million, seven hundred one thousand, one hundred seventeen".