53638168 has 32 divisors (see below), whose sum is σ = 106596000. Its totient is φ = 25258240.

The previous prime is 53638147. The next prime is 53638183. The reversal of 53638168 is 86183635.

It is a self number, because there is not a number n which added to its sum of digits gives 53638168.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6693 + ... + 12331.

It is an arithmetic number, because the mean of its divisors is an integer number (3331125).

Almost surely, 2^53638168 is an apocalyptic number.

53638168 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

53638168 is a deficient number, since it is larger than the sum of its proper divisors (52957832).

53638168 is a wasteful number, since it uses less digits than its factorization.

53638168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5715 (or 5711 counting only the distinct ones).

The product of its digits is 103680, while the sum is 40.

The square root of 53638168 is about 7323.8082989658. The cubic root of 53638168 is about 377.1302005569.

It can be divided in two parts, 5363 and 8168, that added together give a palindrome (13531).

The spelling of 53638168 in words is "fifty-three million, six hundred thirty-eight thousand, one hundred sixty-eight".