55735128 has 40 divisors (see below), whose sum is σ = 156111780. Its totient is φ = 18578160.

The previous prime is 55735111. The next prime is 55735139. The reversal of 55735128 is 82153755.

55735128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 55735092 and 55735101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 42358 + ... + 43653.

Almost surely, 2^55735128 is an apocalyptic number.

It is an amenable number.

55735128 is an abundant number, since it is smaller than the sum of its proper divisors (100376652).

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

55735128 is a wasteful number, since it uses less digits than its factorization.

55735128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86029 (or 86016 counting only the distinct ones).

The product of its digits is 42000, while the sum is 36.

The square root of 55735128 is about 7465.5962923266. The cubic root of 55735128 is about 381.9820902945.

It can be divided in two parts, 5573 and 5128, that added together give a palindrome (10701).

The spelling of 55735128 in words is "fifty-five million, seven hundred thirty-five thousand, one hundred twenty-eight".