54540645605 has 16 divisors (see below), whose sum is σ = 70193329920. Its totient is φ = 40556138688.

The previous prime is 54540645583. The next prime is 54540645617. The reversal of 54540645605 is 50654604545.

It is a cyclic number.

It is not a de Polignac number, because 54540645605 - 2⁶ = 54540645541 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5411117 + ... + 5421186.

It is an arithmetic number, because the mean of its divisors is an integer number (4387083120).

Almost surely, 2^54540645605 is an apocalyptic number.

It is an amenable number.

54540645605 is a deficient number, since it is larger than the sum of its proper divisors (15652684315).

54540645605 is a wasteful number, since it uses less digits than its factorization.

54540645605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10832380.

The product of its (nonzero) digits is 1440000, while the sum is 44.

The spelling of 54540645605 in words is "fifty-four billion, five hundred forty million, six hundred forty-five thousand, six hundred five".