504401216322 has 64 divisors (see below), whose sum is σ = 1109082470400. Its totient is φ = 152352757440.

The previous prime is 504401216309. The next prime is 504401216323. The reversal of 504401216322 is 223612104405.

It is a super-2 number, since 2×504401216322² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 504401216322.

It is not an unprimeable number, because it can be changed into a prime (504401216323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 764554 + ... + 1262277.

It is an arithmetic number, because the mean of its divisors is an integer number (17329413600).

Almost surely, 2^504401216322 is an apocalyptic number.

504401216322 is an abundant number, since it is smaller than the sum of its proper divisors (604681254078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

504401216322 is a wasteful number, since it uses less digits than its factorization.

504401216322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2026951.

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 504401216322 in words is "five hundred four billion, four hundred one million, two hundred sixteen thousand, three hundred twenty-two".