468227451218 has 6 divisors (see below), whose sum is σ = 702342628389. Its totient is φ = 234113241756.

The previous prime is 468227451193. The next prime is 468227451227. The reversal of 468227451218 is 812154722864.

It can be written as a sum of positive squares in 2 ways, for example, as 399028465969 + 69198985249 = 631687^2 + 263057^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=483853.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 725780 + ... + 1209632.

Almost surely, 2^468227451218 is an apocalyptic number.

468227451218 is a deficient number, since it is larger than the sum of its proper divisors (234115177171).

468227451218 is an frugal number, since it uses more digits than its factorization.

468227451218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967708 (or 483855 counting only the distinct ones).

The product of its digits is 1720320, while the sum is 50.

Multiplying 468227451218 by its sum of digits (50), we get a square (23411372560900 = 4838530²).

The spelling of 468227451218 in words is "four hundred sixty-eight billion, two hundred twenty-seven million, four hundred fifty-one thousand, two hundred eighteen".