566213154040 has 64 divisors (see below), whose sum is σ = 1361526472800. Its totient is φ = 211170398208.

The previous prime is 566213154019. The next prime is 566213154047. The reversal of 566213154040 is 40451312665.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566213154047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3818205 + ... + 3963724.

Almost surely, 2^566213154040 is an apocalyptic number.

It is an amenable number.

566213154040 is an abundant number, since it is smaller than the sum of its proper divisors (795313318760).

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

566213154040 is a wasteful number, since it uses less digits than its factorization.

566213154040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7782064 (or 7782060 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 566213154040 in words is "five hundred sixty-six billion, two hundred thirteen million, one hundred fifty-four thousand, forty".