566543146743640 has 32 divisors (see below), whose sum is σ = 1390605905644560. Its totient is φ = 206015689724800.

The previous prime is 566543146743617. The next prime is 566543146743767. The reversal of 566543146743640 is 46347641345665.

It is a happy number.

It is a super-2 number, since 2×566543146743640² (a number of 30 digits) contains 22 as substring.

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, 643799029951 + ... + 643799030830.

Almost surely, 2^{566543146743640} is an apocalyptic number.

It is an amenable number.

566543146743640 is an abundant number, since it is smaller than the sum of its proper divisors (824062758900920).

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

566543146743640 is a wasteful number, since it uses less digits than its factorization.

566543146743640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1287598060803 (or 1287598060799 counting only the distinct ones).

The product of its (nonzero) digits is 522547200, while the sum is 64.

The spelling of 566543146743640 in words is "five hundred sixty-six trillion, five hundred forty-three billion, one hundred forty-six million, seven hundred forty-three thousand, six hundred forty".