561596344893701 has 12 divisors (see below), whose sum is σ = 622261424128608. Its totient is φ = 506340890559504.

The previous prime is 561596344893679. The next prime is 561596344893707. The reversal of 561596344893701 is 107398443695165.

It is not a de Polignac number, because 561596344893701 - 2²⁶ = 561596277784837 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 (561596344893707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38640170585 + ... + 38640185118.

It is an arithmetic number, because the mean of its divisors is an integer number (51855118677384).

Almost surely, 2^{561596344893701} is an apocalyptic number.

It is an amenable number.

561596344893701 is a deficient number, since it is larger than the sum of its proper divisors (60665079234907).

561596344893701 is a wasteful number, since it uses less digits than its factorization.

561596344893701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77280355772 (or 77280355759 counting only the distinct ones).

The product of its (nonzero) digits is 587865600, while the sum is 71.

The spelling of 561596344893701 in words is "five hundred sixty-one trillion, five hundred ninety-six billion, three hundred forty-four million, eight hundred ninety-three thousand, seven hundred one".