55441768 has 16 divisors (see below), whose sum is σ = 104040000. Its totient is φ = 27697776.

The previous prime is 55441751. The next prime is 55441781. The reversal of 55441768 is 86714455.

It is a self number, because there is not a number n which added to its sum of digits gives 55441768.

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, 11553 + ... + 15631.

It is an arithmetic number, because the mean of its divisors is an integer number (6502500).

Almost surely, 2^55441768 is an apocalyptic number.

It is an amenable number.

55441768 is a deficient number, since it is larger than the sum of its proper divisors (48598232).

55441768 is a wasteful number, since it uses less digits than its factorization.

55441768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5784 (or 5780 counting only the distinct ones).

The product of its digits is 134400, while the sum is 40.

The square root of 55441768 is about 7445.9229112314. The cubic root of 55441768 is about 381.3107276551.

The spelling of 55441768 in words is "fifty-five million, four hundred forty-one thousand, seven hundred sixty-eight".