55044330243 has 32 divisors (see below), whose sum is σ = 88879011840. Its totient is φ = 29581009920.

The previous prime is 55044330241. The next prime is 55044330287. The reversal of 55044330243 is 34203344055.

It is a happy number.

It is not a de Polignac number, because 55044330243 - 2¹ = 55044330241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55044330241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 413238 + ... + 529956.

It is an arithmetic number, because the mean of its divisors is an integer number (2777469120).

Almost surely, 2^55044330243 is an apocalyptic number.

55044330243 is a deficient number, since it is larger than the sum of its proper divisors (33834681597).

55044330243 is a wasteful number, since it uses less digits than its factorization.

55044330243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118067.

The product of its (nonzero) digits is 86400, while the sum is 33.

Adding to 55044330243 its reverse (34203344055), we get a palindrome (89247674298).

The spelling of 55044330243 in words is "fifty-five billion, forty-four million, three hundred thirty thousand, two hundred forty-three".