561352883087998 has 8 divisors (see below), whose sum is σ = 842885916013008. Its totient is φ = 280390911083664.

The previous prime is 561352883087993. The next prime is 561352883088047. The reversal of 561352883087998 is 899780388253165.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561352883087993) 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, 142765227711 + ... + 142765231642.

It is an arithmetic number, because the mean of its divisors is an integer number (105360739501626).

Almost surely, 2^{561352883087998} is an apocalyptic number.

561352883087998 is a deficient number, since it is larger than the sum of its proper divisors (281533032925010).

561352883087998 is a wasteful number, since it uses less digits than its factorization.

561352883087998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285530460338.

The product of its (nonzero) digits is 6270566400, while the sum is 82.

The spelling of 561352883087998 in words is "five hundred sixty-one trillion, three hundred fifty-two billion, eight hundred eighty-three million, eighty-seven thousand, nine hundred ninety-eight".