53888005836 has 48 divisors (see below), whose sum is σ = 159668167680. Its totient is φ = 15396572880.

The previous prime is 53888005819. The next prime is 53888005837. The reversal of 53888005836 is 63850088835.

53888005836 is a `hidden beast` number, since 53 + 8 + 8 + 8 + 0 + 0 + 583 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (53888005837) 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, 35639460 + ... + 35640971.

It is an arithmetic number, because the mean of its divisors is an integer number (3326420160).

Almost surely, 2^53888005836 is an apocalyptic number.

It is an amenable number.

53888005836 is an abundant number, since it is smaller than the sum of its proper divisors (105780161844).

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

53888005836 is a wasteful number, since it uses less digits than its factorization.

53888005836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71280451 (or 71280443 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 54.

The spelling of 53888005836 in words is "fifty-three billion, eight hundred eighty-eight million, five thousand, eight hundred thirty-six".