540043122555 has 48 divisors (see below), whose sum is σ = 961229508096. Its totient is φ = 280330424640.

The previous prime is 540043122539. The next prime is 540043122569. The reversal of 540043122555 is 555221340045.

540043122555 is a `hidden beast` number, since 5 + 40 + 0 + 43 + 1 + 22 + 555 = 666.

It is not a de Polignac number, because 540043122555 - 2⁴ = 540043122539 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 54510 + ... + 1040700.

It is an arithmetic number, because the mean of its divisors is an integer number (20025614752).

Almost surely, 2^540043122555 is an apocalyptic number.

540043122555 is a deficient number, since it is larger than the sum of its proper divisors (421186385541).

540043122555 is a wasteful number, since it uses less digits than its factorization.

540043122555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986528 (or 986525 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 540043122555 in words is "five hundred forty billion, forty-three million, one hundred twenty-two thousand, five hundred fifty-five".