540111366 has 48 divisors (see below), whose sum is σ = 1237133040. Its totient is φ = 169827840.

The previous prime is 540111361. The next prime is 540111367. The reversal of 540111366 is 663111045.

540111366 is a `hidden beast` number, since 540 + 1 + 113 + 6 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540111361) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79146 + ... + 85698.

It is an arithmetic number, because the mean of its divisors is an integer number (25773605).

Almost surely, 2^540111366 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 540111366, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (618566520).

540111366 is an abundant number, since it is smaller than the sum of its proper divisors (697021674).

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

540111366 is a wasteful number, since it uses less digits than its factorization.

540111366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6821 (or 6818 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 540111366 is about 23240.2961685087. The cubic root of 540111366 is about 814.3812614699.

The spelling of 540111366 in words is "five hundred forty million, one hundred eleven thousand, three hundred sixty-six".