55705116 has 12 divisors (see below), whose sum is σ = 129978632. Its totient is φ = 18568368.

The previous prime is 55705079. The next prime is 55705123. The reversal of 55705116 is 61150755.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2321035 + ... + 2321058.

Almost surely, 2^55705116 is an apocalyptic number.

It is an amenable number.

55705116 is an abundant number, since it is smaller than the sum of its proper divisors (74273516).

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

55705116 is a wasteful number, since it uses less digits than its factorization.

55705116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4642100 (or 4642098 counting only the distinct ones).

The product of its (nonzero) digits is 5250, while the sum is 30.

The square root of 55705116 is about 7463.5860013803. The cubic root of 55705116 is about 381.9135153208.

The spelling of 55705116 in words is "fifty-five million, seven hundred five thousand, one hundred sixteen".