54240565653 has 40 divisors (see below), whose sum is σ = 86826091968. Its totient is φ = 33623185536.

The previous prime is 54240565651. The next prime is 54240565693. The reversal of 54240565653 is 35656504245.

54240565653 is a `hidden beast` number, since 5 + 4 + 24 + 0 + 565 + 65 + 3 = 666.

It is not a de Polignac number, because 54240565653 - 2¹ = 54240565651 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54240565599 and 54240565608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54240565651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 123001 + ... + 351582.

Almost surely, 2^54240565653 is an apocalyptic number.

It is an amenable number.

54240565653 is a deficient number, since it is larger than the sum of its proper divisors (32585526315).

54240565653 is a wasteful number, since it uses less digits than its factorization.

54240565653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474695 (or 474686 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 45.

The spelling of 54240565653 in words is "fifty-four billion, two hundred forty million, five hundred sixty-five thousand, six hundred fifty-three".