53031543435 has 144 divisors (see below), whose sum is σ = 110943237600. Its totient is φ = 23277735936.

The previous prime is 53031543379. The next prime is 53031543449. The reversal of 53031543435 is 53434513035.

53031543435 is a `hidden beast` number, since 5 + 303 + 1 + 5 + 4 + 343 + 5 = 666.

It is not a de Polignac number, because 53031543435 - 2¹⁰ = 53031542411 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53031543435.

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 143 ways as a sum of consecutive naturals, for example, 2445621 + ... + 2467209.

It is an arithmetic number, because the mean of its divisors is an integer number (770439150).

Almost surely, 2^53031543435 is an apocalyptic number.

53031543435 is an abundant number, since it is smaller than the sum of its proper divisors (57911694165).

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

53031543435 is a wasteful number, since it uses less digits than its factorization.

53031543435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21662 (or 21646 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 36.

The spelling of 53031543435 in words is "fifty-three billion, thirty-one million, five hundred forty-three thousand, four hundred thirty-five".