55444944 has 40 divisors (see below), whose sum is σ = 147108640. Its totient is φ = 17981568.

The previous prime is 55444903. The next prime is 55444967. The reversal of 55444944 is 44944455.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13834 + ... + 17385.

It is an arithmetic number, because the mean of its divisors is an integer number (3677716).

Almost surely, 2^55444944 is an apocalyptic number.

It is an amenable number.

55444944 is an abundant number, since it is smaller than the sum of its proper divisors (91663696).

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

55444944 is a wasteful number, since it uses less digits than its factorization.

55444944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31267 (or 31261 counting only the distinct ones).

The product of its digits is 230400, while the sum is 39.

The square root of 55444944 is about 7446.1361792543. The cubic root of 55444944 is about 381.3180086864.

The spelling of 55444944 in words is "fifty-five million, four hundred forty-four thousand, nine hundred forty-four".