53545044503 has 24 divisors (see below), whose sum is σ = 57408519168. Its totient is φ = 49927794768.

The previous prime is 53545044491. The next prime is 53545044521. The reversal of 53545044503 is 30544054535.

It is not a de Polignac number, because 53545044503 - 2⁶ = 53545044439 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 (53545044403) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 6205250 + ... + 6213872.

It is an arithmetic number, because the mean of its divisors is an integer number (2392021632).

Almost surely, 2^53545044503 is an apocalyptic number.

53545044503 is a deficient number, since it is larger than the sum of its proper divisors (3863474665).

53545044503 is a wasteful number, since it uses less digits than its factorization.

53545044503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8931 (or 8912 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 38.

The spelling of 53545044503 in words is "fifty-three billion, five hundred forty-five million, forty-four thousand, five hundred three".