561104588930 has 384 divisors, whose sum is σ = 1225657958400. Its totient is φ = 184011264000.

The previous prime is 561104588921. The next prime is 561104588963. The reversal of 561104588930 is 39885401165.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 3715924355 + ... + 3715924505.

It is an arithmetic number, because the mean of its divisors is an integer number (3191817600).

Almost surely, 2^561104588930 is an apocalyptic number.

561104588930 is an abundant number, since it is smaller than the sum of its proper divisors (664553369470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

561104588930 is a wasteful number, since it uses less digits than its factorization.

561104588930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338 (or 321 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 50.

The spelling of 561104588930 in words is "five hundred sixty-one billion, one hundred four million, five hundred eighty-eight thousand, nine hundred thirty".