53987538303 has 24 divisors (see below), whose sum is σ = 78792020736. Its totient is φ = 35619339600.

The previous prime is 53987538247. The next prime is 53987538313. The reversal of 53987538303 is 30383578935.

53987538303 is a `hidden beast` number, since 539 + 8 + 75 + 3 + 8 + 30 + 3 = 666.

It is not a de Polignac number, because 53987538303 - 2²⁰ = 53986489727 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53987538303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53987538313) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 370308 + ... + 495078.

It is an arithmetic number, because the mean of its divisors is an integer number (3283000864).

Almost surely, 2^53987538303 is an apocalyptic number.

53987538303 is a deficient number, since it is larger than the sum of its proper divisors (24804482433).

53987538303 is a wasteful number, since it uses less digits than its factorization.

53987538303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125275 (or 125272 counting only the distinct ones).

The product of its (nonzero) digits is 8164800, while the sum is 54.

The spelling of 53987538303 in words is "fifty-three billion, nine hundred eighty-seven million, five hundred thirty-eight thousand, three hundred three".