53575850855 has 16 divisors (see below), whose sum is σ = 65510653824. Its totient is φ = 42052692000.

The previous prime is 53575850851. The next prime is 53575850899. The reversal of 53575850855 is 55805857535.

It is not a de Polignac number, because 53575850855 - 2² = 53575850851 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53575850855.

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 15 ways as a sum of consecutive naturals, for example, 234497 + ... + 402666.

It is an arithmetic number, because the mean of its divisors is an integer number (4094415864).

Almost surely, 2^53575850855 is an apocalyptic number.

53575850855 is a deficient number, since it is larger than the sum of its proper divisors (11934802969).

53575850855 is a wasteful number, since it uses less digits than its factorization.

53575850855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637486.

The product of its (nonzero) digits is 21000000, while the sum is 56.

The spelling of 53575850855 in words is "fifty-three billion, five hundred seventy-five million, eight hundred fifty thousand, eight hundred fifty-five".