55444323 has 8 divisors (see below), whose sum is σ = 80646336. Its totient is φ = 33602600.

The previous prime is 55444321. The next prime is 55444339. The reversal of 55444323 is 32344455.

55444323 = 1577² + 1578² + ... + 1598².

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55444323 - 2¹ = 55444321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55444321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 840033 + ... + 840098.

It is an arithmetic number, because the mean of its divisors is an integer number (10080792).

Almost surely, 2^55444323 is an apocalyptic number.

55444323 is a deficient number, since it is larger than the sum of its proper divisors (25202013).

55444323 is a wasteful number, since it uses less digits than its factorization.

55444323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1680145.

The product of its digits is 28800, while the sum is 30.

The square root of 55444323 is about 7446.0944796584. The cubic root of 55444323 is about 381.3165850558.

Adding to 55444323 its reverse (32344455), we get a palindrome (87788778).

The spelling of 55444323 in words is "fifty-five million, four hundred forty-four thousand, three hundred twenty-three".