566817823040 has 112 divisors (see below), whose sum is σ = 1542891942912. Its totient is φ = 194294992896.

The previous prime is 566817823021. The next prime is 566817823097. The reversal of 566817823040 is 40328718665.

It is a tau number, because it is divible by the number of its divisors (112).

It is a self number, because there is not a number n which added to its sum of digits gives 566817823040.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11226332 + ... + 11276708.

Almost surely, 2^566817823040 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 566817823040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (771445971456).

566817823040 is an abundant number, since it is smaller than the sum of its proper divisors (976074119872).

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

566817823040 is a wasteful number, since it uses less digits than its factorization.

566817823040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55424 (or 55414 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 50.

The spelling of 566817823040 in words is "five hundred sixty-six billion, eight hundred seventeen million, eight hundred twenty-three thousand, forty".