561120246446625 has 64 divisors (see below), whose sum is σ = 1065488151087360. Its totient is φ = 291175911604800.

The previous prime is 561120246446597. The next prime is 561120246446717. The reversal of 561120246446625 is 526644642021165.

561120246446625 is a `hidden beast` number, since 5 + 6 + 1 + 1 + 2 + 0 + 2 + 4 + 6 + 4 + 4 + 6 + 625 = 666.

It is not a de Polignac number, because 561120246446625 - 2⁵ = 561120246446593 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2246602839 + ... + 2246852588.

It is an arithmetic number, because the mean of its divisors is an integer number (16648252360740).

Almost surely, 2^{561120246446625} is an apocalyptic number.

It is an amenable number.

561120246446625 is a deficient number, since it is larger than the sum of its proper divisors (504367904640735).

561120246446625 is a wasteful number, since it uses less digits than its factorization.

561120246446625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4493455488 (or 4493455472 counting only the distinct ones).

The product of its (nonzero) digits is 16588800, while the sum is 54.

The spelling of 561120246446625 in words is "five hundred sixty-one trillion, one hundred twenty billion, two hundred forty-six million, four hundred forty-six thousand, six hundred twenty-five".