53575850853 has 48 divisors (see below), whose sum is σ = 90880223616. Its totient is φ = 29771867520.

The previous prime is 53575850851. The next prime is 53575850899. The reversal of 53575850853 is 35805857535.

It is a happy number.

53575850853 is a `hidden beast` number, since 5 + 3 + 5 + 7 + 585 + 0 + 8 + 53 = 666.

It is not a de Polignac number, because 53575850853 - 2¹ = 53575850851 is a prime.

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 53575850853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53575850851) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5615275 + ... + 5624807.

It is an arithmetic number, because the mean of its divisors is an integer number (1893337992).

Almost surely, 2^53575850853 is an apocalyptic number.

It is an amenable number.

53575850853 is a deficient number, since it is larger than the sum of its proper divisors (37304372763).

53575850853 is a wasteful number, since it uses less digits than its factorization.

53575850853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11994 (or 11991 counting only the distinct ones).

The product of its (nonzero) digits is 12600000, while the sum is 54.

The spelling of 53575850853 in words is "fifty-three billion, five hundred seventy-five million, eight hundred fifty thousand, eight hundred fifty-three".