561076071072 has 48 divisors (see below), whose sum is σ = 1606717842912. Its totient is φ = 170023051520.

The previous prime is 561076071067. The next prime is 561076071137. The reversal of 561076071072 is 270170670165.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 265659963 + ... + 265662074.

It is an arithmetic number, because the mean of its divisors is an integer number (33473288394).

Almost surely, 2^561076071072 is an apocalyptic number.

It is an amenable number.

561076071072 is an abundant number, since it is smaller than the sum of its proper divisors (1045641771840).

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

561076071072 is a wasteful number, since it uses less digits than its factorization.

561076071072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531322061 (or 531322053 counting only the distinct ones).

The product of its (nonzero) digits is 123480, while the sum is 42.

The spelling of 561076071072 in words is "five hundred sixty-one billion, seventy-six million, seventy-one thousand, seventy-two".