54563236503 has 8 divisors (see below), whose sum is σ = 72843426048. Its totient is φ = 36329268984.

The previous prime is 54563236451. The next prime is 54563236547. The reversal of 54563236503 is 30563236545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 54563236503 - 2²⁵ = 54529682071 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54563236003) 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 7 ways as a sum of consecutive naturals, for example, 11552751 + ... + 11557472.

It is an arithmetic number, because the mean of its divisors is an integer number (9105428256).

Almost surely, 2^54563236503 is an apocalyptic number.

54563236503 is a deficient number, since it is larger than the sum of its proper divisors (18280189545).

54563236503 is a wasteful number, since it uses less digits than its factorization.

54563236503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23111013.

The product of its (nonzero) digits is 972000, while the sum is 42.

Adding to 54563236503 its sum of digits (42), we get a palindrome (54563236545).

The spelling of 54563236503 in words is "fifty-four billion, five hundred sixty-three million, two hundred thirty-six thousand, five hundred three".