222452504072 has 60 divisors (see below), whose sum is σ = 443936170305. Its totient is φ = 104502104064.

The previous prime is 222452503991. The next prime is 222452504101. The reversal of 222452504072 is 270405254222.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

222452504072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 205722116356 + 16730387716 = 453566^2 + 129346^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=333506.

It is a Duffinian number.

It is an unprimeable number.

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 14 ways as a sum of consecutive naturals, for example, 385532648 + ... + 385533224.

Almost surely, 2^222452504072 is an apocalyptic number.

It is an amenable number.

222452504072 is a deficient number, since it is larger than the sum of its proper divisors (221483666233).

222452504072 is an frugal number, since it uses more digits than its factorization.

222452504072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228 (or 596 counting only the distinct ones).

The product of its (nonzero) digits is 89600, while the sum is 35.

Adding to 222452504072 its reverse (270405254222), we get a palindrome (492857758294).

The spelling of 222452504072 in words is "two hundred twenty-two billion, four hundred fifty-two million, five hundred four thousand, seventy-two".