561116070 has 48 divisors (see below), whose sum is σ = 1509215760. Its totient is φ = 144470592.

The previous prime is 561116057. The next prime is 561116081. The reversal of 561116070 is 70611165.

561116070 is a `hidden beast` number, since 56 + 1 + 1 + 1 + 607 + 0 = 666.

It is a Curzon number.

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 104884 + ... + 110103.

It is an arithmetic number, because the mean of its divisors is an integer number (31441995).

Almost surely, 2^561116070 is an apocalyptic number.

561116070 is an abundant number, since it is smaller than the sum of its proper divisors (948099690).

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

561116070 is a wasteful number, since it uses less digits than its factorization.

561116070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215029 (or 215026 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 561116070 is about 23687.8886775500. Note that the first 3 decimals coincide. The cubic root of 561116070 is about 824.8042731277.

The spelling of 561116070 in words is "five hundred sixty-one million, one hundred sixteen thousand, seventy".