55322415321 has 8 divisors (see below), whose sum is σ = 75154979520. Its totient is φ = 36185730672.

The previous prime is 55322415319. The next prime is 55322415331. The reversal of 55322415321 is 12351422355.

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

It is not a de Polignac number, because 55322415321 - 2¹ = 55322415319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55322415331) 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 7 ways as a sum of consecutive naturals, for example, 173969701 + ... + 173970018.

It is an arithmetic number, because the mean of its divisors is an integer number (9394372440).

Almost surely, 2^55322415321 is an apocalyptic number.

It is an amenable number.

55322415321 is a deficient number, since it is larger than the sum of its proper divisors (19832564199).

55322415321 is a wasteful number, since it uses less digits than its factorization.

55322415321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347939775.

The product of its digits is 36000, while the sum is 33.

Adding to 55322415321 its reverse (12351422355), we get a palindrome (67673837676).

The spelling of 55322415321 in words is "fifty-five billion, three hundred twenty-two million, four hundred fifteen thousand, three hundred twenty-one".