540055685 has 16 divisors (see below), whose sum is σ = 706333824. Its totient is φ = 394001472.

The previous prime is 540055597. The next prime is 540055687. The reversal of 540055685 is 586550045.

It is a cyclic number.

It is not a de Polignac number, because 540055685 - 2²⁰ = 539007109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540055687) 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, 44657 + ... + 55446.

It is an arithmetic number, because the mean of its divisors is an integer number (44145864).

Almost surely, 2^540055685 is an apocalyptic number.

It is an amenable number.

540055685 is a deficient number, since it is larger than the sum of its proper divisors (166278139).

540055685 is a wasteful number, since it uses less digits than its factorization.

540055685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100204.

The product of its (nonzero) digits is 120000, while the sum is 38.

The square root of 540055685 is about 23239.0981967890. The cubic root of 540055685 is about 814.3532751914.

The spelling of 540055685 in words is "five hundred forty million, fifty-five thousand, six hundred eighty-five".