540206606555 has 64 divisors (see below), whose sum is σ = 814601318400. Its totient is φ = 334092595200.

The previous prime is 540206606539. The next prime is 540206606623. The reversal of 540206606555 is 555606602045.

It is not a de Polignac number, because 540206606555 - 2⁴ = 540206606539 is a prime.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 52254347 + ... + 52264683.

It is an arithmetic number, because the mean of its divisors is an integer number (12728145600).

Almost surely, 2^540206606555 is an apocalyptic number.

540206606555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

540206606555 is a deficient number, since it is larger than the sum of its proper divisors (274394711845).

540206606555 is a wasteful number, since it uses less digits than its factorization.

540206606555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11420.

The product of its (nonzero) digits is 1080000, while the sum is 44.

The spelling of 540206606555 in words is "five hundred forty billion, two hundred six million, six hundred six thousand, five hundred fifty-five".