561106060064 has 96 divisors (see below), whose sum is σ = 1220081740416. Its totient is φ = 251897067520.

The previous prime is 561106060027. The next prime is 561106060147. The reversal of 561106060064 is 460060601165.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9470597 + ... + 9529659.

It is an arithmetic number, because the mean of its divisors is an integer number (12709184796).

Almost surely, 2^561106060064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 561106060064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (610040870208).

561106060064 is an abundant number, since it is smaller than the sum of its proper divisors (658975680352).

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

561106060064 is a wasteful number, since it uses less digits than its factorization.

561106060064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59418 (or 59410 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 561106060064 in words is "five hundred sixty-one billion, one hundred six million, sixty thousand, sixty-four".