55168735 has 4 divisors (see below), whose sum is σ = 66202488. Its totient is φ = 44134984.

The previous prime is 55168727. The next prime is 55168753. The reversal of 55168735 is 53786155.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55168735 - 2³ = 55168727 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 5516869 + ... + 5516878.

It is an arithmetic number, because the mean of its divisors is an integer number (16550622).

Almost surely, 2^55168735 is an apocalyptic number.

55168735 is a deficient number, since it is larger than the sum of its proper divisors (11033753).

55168735 is a wasteful number, since it uses less digits than its factorization.

55168735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11033752.

The product of its digits is 126000, while the sum is 40.

The square root of 55168735 is about 7427.5658866145. The cubic root of 55168735 is about 380.6837527930.

The spelling of 55168735 in words is "fifty-five million, one hundred sixty-eight thousand, seven hundred thirty-five".