53731289052 has 72 divisors (see below), whose sum is σ = 158526391296. Its totient is φ = 15025159584.

The previous prime is 53731289047. The next prime is 53731289081. The reversal of 53731289052 is 25098213735.

53731289052 is a `hidden beast` number, since 537 + 3 + 1 + 28 + 90 + 5 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 53731288989 and 53731289007.

It is a congruent number.

It is an unprimeable number.

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, 2256448 + ... + 2280135.

Almost surely, 2^53731289052 is an apocalyptic number.

It is an amenable number.

53731289052 is an abundant number, since it is smaller than the sum of its proper divisors (104795102244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53731289052 is a wasteful number, since it uses less digits than its factorization.

53731289052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4536647 (or 4536642 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The spelling of 53731289052 in words is "fifty-three billion, seven hundred thirty-one million, two hundred eighty-nine thousand, fifty-two".