561055500060 has 96 divisors (see below), whose sum is σ = 1734417522432. Its totient is φ = 134374725120.

The previous prime is 561055500037. The next prime is 561055500113. The reversal of 561055500060 is 60005550165.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 561055499994 and 561055500030.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5066209 + ... + 5175768.

It is an arithmetic number, because the mean of its divisors is an integer number (18066849192).

Almost surely, 2^561055500060 is an apocalyptic number.

It is an amenable number.

561055500060 is an abundant number, since it is smaller than the sum of its proper divisors (1173362022372).

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

561055500060 is a wasteful number, since it uses less digits than its factorization.

561055500060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10242083 (or 10242081 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 561055500060 in words is "five hundred sixty-one billion, fifty-five million, five hundred thousand, sixty".