540055555511 has 8 divisors (see below), whose sum is σ = 541716718848. Its totient is φ = 538394571000.

The previous prime is 540055555447. The next prime is 540055555513. The reversal of 540055555511 is 115555550045.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 540055555511 - 2⁶ = 540055555447 is a prime.

It is a super-2 number, since 2×540055555511² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540055555513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8498546 + ... + 8561856.

It is an arithmetic number, because the mean of its divisors is an integer number (67714589856).

Almost surely, 2^540055555511 is an apocalyptic number.

540055555511 is a deficient number, since it is larger than the sum of its proper divisors (1661163337).

540055555511 is a wasteful number, since it uses less digits than its factorization.

540055555511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89413.

The product of its (nonzero) digits is 312500, while the sum is 41.

The spelling of 540055555511 in words is "five hundred forty billion, fifty-five million, five hundred fifty-five thousand, five hundred eleven".