54238562559 has 12 divisors (see below), whose sum is σ = 78368672200. Its totient is φ = 36147927024.

The previous prime is 54238562513. The next prime is 54238562561. The reversal of 54238562559 is 95526583245.

54238562559 is a `hidden beast` number, since 5 + 4 + 2 + 3 + 8 + 5 + 625 + 5 + 9 = 666.

It is not a de Polignac number, because 54238562559 - 2¹⁶ = 54238497023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54238562159) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 895264 + ... + 953925.

Almost surely, 2^54238562559 is an apocalyptic number.

54238562559 is a deficient number, since it is larger than the sum of its proper divisors (24130109641).

54238562559 is a wasteful number, since it uses less digits than its factorization.

54238562559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1852454 (or 1852451 counting only the distinct ones).

The product of its digits is 12960000, while the sum is 54.

The spelling of 54238562559 in words is "fifty-four billion, two hundred thirty-eight million, five hundred sixty-two thousand, five hundred fifty-nine".