566839878140 has 24 divisors (see below), whose sum is σ = 1190407458240. Its totient is φ = 226727624768.

The previous prime is 566839878109. The next prime is 566839878161. The reversal of 566839878140 is 41878938665.

566839878140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53246 + ... + 1066074.

It is an arithmetic number, because the mean of its divisors is an integer number (49600310760).

Almost surely, 2^566839878140 is an apocalyptic number.

It is an amenable number.

566839878140 is an abundant number, since it is smaller than the sum of its proper divisors (623567580100).

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

566839878140 is a wasteful number, since it uses less digits than its factorization.

566839878140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040821 (or 1040819 counting only the distinct ones).

The product of its (nonzero) digits is 69672960, while the sum is 65.

The spelling of 566839878140 in words is "five hundred sixty-six billion, eight hundred thirty-nine million, eight hundred seventy-eight thousand, one hundred forty".