55344404330321 has 8 divisors (see below), whose sum is σ = 55387622618880. Its totient is φ = 55301187184992.

The previous prime is 55344404330311. The next prime is 55344404330353. The reversal of 55344404330321 is 12303340444355.

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-55344404330321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55344404330311) 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, 114525821 + ... + 115008053.

It is an arithmetic number, because the mean of its divisors is an integer number (6923452827360).

Almost surely, 2^{55344404330321} is an apocalyptic number.

It is an amenable number.

55344404330321 is a deficient number, since it is larger than the sum of its proper divisors (43218288559).

55344404330321 is a wasteful number, since it uses less digits than its factorization.

55344404330321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571615.

The product of its (nonzero) digits is 1036800, while the sum is 41.

Adding to 55344404330321 its reverse (12303340444355), we get a palindrome (67647744774676).

The spelling of 55344404330321 in words is "fifty-five trillion, three hundred forty-four billion, four hundred four million, three hundred thirty thousand, three hundred twenty-one".