53388673836 has 12 divisors (see below), whose sum is σ = 124573572312. Its totient is φ = 17796224608.

The previous prime is 53388673777. The next prime is 53388673841. The reversal of 53388673836 is 63837688335.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 53388673836.

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 3 ways as a sum of consecutive naturals, for example, 2224528065 + ... + 2224528088.

It is an arithmetic number, because the mean of its divisors is an integer number (10381131026).

Almost surely, 2^53388673836 is an apocalyptic number.

It is an amenable number.

53388673836 is an abundant number, since it is smaller than the sum of its proper divisors (71184898476).

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

53388673836 is a wasteful number, since it uses less digits than its factorization.

53388673836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4449056160 (or 4449056158 counting only the distinct ones).

The product of its digits is 52254720, while the sum is 60.

The spelling of 53388673836 in words is "fifty-three billion, three hundred eighty-eight million, six hundred seventy-three thousand, eight hundred thirty-six".