566138140512 has 48 divisors (see below), whose sum is σ = 1698414423552. Its totient is φ = 161753754240.

The previous prime is 566138140511. The next prime is 566138140523. The reversal of 566138140512 is 215041831665.

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

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566138140511) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 421233064 + ... + 421234407.

It is an arithmetic number, because the mean of its divisors is an integer number (35383633824).

Almost surely, 2^566138140512 is an apocalyptic number.

It is an amenable number.

566138140512 is an abundant number, since it is smaller than the sum of its proper divisors (1132276283040).

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

566138140512 is a wasteful number, since it uses less digits than its factorization.

566138140512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842467491 (or 842467483 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 42.

The spelling of 566138140512 in words is "five hundred sixty-six billion, one hundred thirty-eight million, one hundred forty thousand, five hundred twelve".