53388688336 has 10 divisors (see below), whose sum is σ = 103440583682. Its totient is φ = 26694344160.

The previous prime is 53388688321. The next prime is 53388688363. The reversal of 53388688336 is 63388688335.

It can be written as a sum of positive squares in only one way, i.e., 52651891600 + 736796736 = 229460^2 + 27144^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1668396495 + ... + 1668396526.

Almost surely, 2^53388688336 is an apocalyptic number.

It is an amenable number.

53388688336 is a deficient number, since it is larger than the sum of its proper divisors (50051895346).

53388688336 is a wasteful number, since it uses less digits than its factorization.

53388688336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3336793029 (or 3336793023 counting only the distinct ones).

The product of its digits is 59719680, while the sum is 61.

Subtracting 53388688336 from its reverse (63388688335), we obtain a palindrome (9999999999).

The spelling of 53388688336 in words is "fifty-three billion, three hundred eighty-eight million, six hundred eighty-eight thousand, three hundred thirty-six".