540550055555 has 4 divisors (see below), whose sum is σ = 648660066672. Its totient is φ = 432440044440.

The previous prime is 540550055533. The next prime is 540550055587. The reversal of 540550055555 is 555550055045.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 555550055045 = 5 ⋅111110011009.

It is not a de Polignac number, because 540550055555 - 2³⁰ = 539476313731 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54055005551 + ... + 54055005560.

It is an arithmetic number, because the mean of its divisors is an integer number (162165016668).

Almost surely, 2^540550055555 is an apocalyptic number.

540550055555 is a deficient number, since it is larger than the sum of its proper divisors (108110011117).

540550055555 is a wasteful number, since it uses less digits than its factorization.

540550055555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108110011116.

The product of its (nonzero) digits is 1562500, while the sum is 44.

The spelling of 540550055555 in words is "five hundred forty billion, five hundred fifty million, fifty-five thousand, five hundred fifty-five".