561722283895 has 12 divisors (see below), whose sum is σ = 684277625304. Its totient is φ = 442670677680.

The previous prime is 561722283841. The next prime is 561722283907. The reversal of 561722283895 is 598382227165.

561722283895 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 561722283895 - 2¹³ = 561722275703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12490861 + ... + 12535750.

It is an arithmetic number, because the mean of its divisors is an integer number (57023135442).

Almost surely, 2^561722283895 is an apocalyptic number.

561722283895 is a deficient number, since it is larger than the sum of its proper divisors (122555341409).

561722283895 is an equidigital number, since it uses as much as digits as its factorization.

561722283895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25026750 (or 25026683 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 58.

The spelling of 561722283895 in words is "five hundred sixty-one billion, seven hundred twenty-two million, two hundred eighty-three thousand, eight hundred ninety-five".