55331044 has 6 divisors (see below), whose sum is σ = 96829334. Its totient is φ = 27665520.

The previous prime is 55331041. The next prime is 55331057. The reversal of 55331044 is 44013355.

It can be written as a sum of positive squares in only one way, i.e., 43164900 + 12166144 = 6570^2 + 3488^2 .

It is not an unprimeable number, because it can be changed into a prime (55331041) by changing a digit.

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 as a sum of consecutive naturals, namely, 6916377 + ... + 6916384.

Almost surely, 2^55331044 is an apocalyptic number.

It is an amenable number.

55331044 is a deficient number, since it is larger than the sum of its proper divisors (41498290).

55331044 is a wasteful number, since it uses less digits than its factorization.

55331044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13832765 (or 13832763 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 55331044 is about 7438.4839853293. The cubic root of 55331044 is about 381.0567170773.

Adding to 55331044 its reverse (44013355), we get a palindrome (99344399).

The spelling of 55331044 in words is "fifty-five million, three hundred thirty-one thousand, forty-four".