55500323 has 8 divisors (see below), whose sum is σ = 57461760. Its totient is φ = 53549640.

The previous prime is 55500317. The next prime is 55500331. The reversal of 55500323 is 32300555.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55500323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55500923) 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, 8636 + ... + 13622.

It is an arithmetic number, because the mean of its divisors is an integer number (7182720).

Almost surely, 2^55500323 is an apocalyptic number.

55500323 is a deficient number, since it is larger than the sum of its proper divisors (1961437).

55500323 is a wasteful number, since it uses less digits than its factorization.

55500323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5377.

The product of its (nonzero) digits is 2250, while the sum is 23.

The square root of 55500323 is about 7449.8538911847. The cubic root of 55500323 is about 381.4449212700. Note that the first 3 decimals are identical.

Adding to 55500323 its reverse (32300555), we get a palindrome (87800878).

The spelling of 55500323 in words is "fifty-five million, five hundred thousand, three hundred twenty-three".