540854964855 has 64 divisors (see below), whose sum is σ = 967292928000. Its totient is φ = 286726936320.

The previous prime is 540854964851. The next prime is 540854964863. The reversal of 540854964855 is 558469458045.

540854964855 is a `hidden beast` number, since 5 + 4 + 0 + 8 + 549 + 6 + 4 + 85 + 5 = 666.

It is not a de Polignac number, because 540854964855 - 2² = 540854964851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 540854964792 and 540854964801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540854964851) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 29192995 + ... + 29211515.

It is an arithmetic number, because the mean of its divisors is an integer number (15113952000).

Almost surely, 2^540854964855 is an apocalyptic number.

540854964855 is a deficient number, since it is larger than the sum of its proper divisors (426437963145).

540854964855 is a wasteful number, since it uses less digits than its factorization.

540854964855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19821 (or 19815 counting only the distinct ones).

The product of its (nonzero) digits is 138240000, while the sum is 63.

The spelling of 540854964855 in words is "five hundred forty billion, eight hundred fifty-four million, nine hundred sixty-four thousand, eight hundred fifty-five".