53055305505 has 16 divisors (see below), whose sum is σ = 94320543360. Its totient is φ = 28296162864.

The previous prime is 53055305503. The next prime is 53055305521. The reversal of 53055305505 is 50550355035.

53055305505 is a `hidden beast` number, since 53 + 0 + 5 + 53 + 0 + 550 + 5 = 666.

It is not a de Polignac number, because 53055305505 - 2¹ = 53055305503 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 53055305505.

It is not an unprimeable number, because it can be changed into a prime (53055305503) 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 15 ways as a sum of consecutive naturals, for example, 196500997 + ... + 196501266.

It is an arithmetic number, because the mean of its divisors is an integer number (5895033960).

Almost surely, 2^53055305505 is an apocalyptic number.

It is an amenable number.

53055305505 is a deficient number, since it is larger than the sum of its proper divisors (41265237855).

53055305505 is a wasteful number, since it uses less digits than its factorization.

53055305505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393002277 (or 393002271 counting only the distinct ones).

The product of its (nonzero) digits is 140625, while the sum is 36.

The spelling of 53055305505 in words is "fifty-three billion, fifty-five million, three hundred five thousand, five hundred five".