540043110566 has 32 divisors (see below), whose sum is σ = 895708938240. Its totient is φ = 242897947776.

The previous prime is 540043110557. The next prime is 540043110569. The reversal of 540043110566 is 665011340045.

It is a super-2 number, since 2×540043110566² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540043110569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 730205 + ... + 1270151.

It is an arithmetic number, because the mean of its divisors is an integer number (27990904320).

Almost surely, 2^540043110566 is an apocalyptic number.

540043110566 is a deficient number, since it is larger than the sum of its proper divisors (355665827674).

540043110566 is a wasteful number, since it uses less digits than its factorization.

540043110566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541268.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 540043110566 in words is "five hundred forty billion, forty-three million, one hundred ten thousand, five hundred sixty-six".