55841568 has 24 divisors (see below), whose sum is σ = 146584368. Its totient is φ = 18613824.

The previous prime is 55841561. The next prime is 55841573. The reversal of 55841568 is 86514855.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (55841561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290746 + ... + 290937.

It is an arithmetic number, because the mean of its divisors is an integer number (6107682).

Almost surely, 2^55841568 is an apocalyptic number.

It is an amenable number.

55841568 is an abundant number, since it is smaller than the sum of its proper divisors (90742800).

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

55841568 is a wasteful number, since it uses less digits than its factorization.

55841568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581696 (or 581688 counting only the distinct ones).

The product of its digits is 192000, while the sum is 42.

The square root of 55841568 is about 7472.7215925659. The cubic root of 55841568 is about 382.2250987304.

The spelling of 55841568 in words is "fifty-five million, eight hundred forty-one thousand, five hundred sixty-eight".