479226374018 has 18 divisors (see below), whose sum is σ = 836213080041. Its totient is φ = 205379794704.

The previous prime is 479226374017. The next prime is 479226374047. The reversal of 479226374018 is 810473622974.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 307910680609 + 171315693409 = 554897^2 + 413903^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=489503.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (479226374017) 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 8 ways as a sum of consecutive naturals, for example, 6818078 + ... + 6888006.

Almost surely, 2^479226374018 is an apocalyptic number.

479226374018 is a deficient number, since it is larger than the sum of its proper divisors (356986706023).

479226374018 is an frugal number, since it uses more digits than its factorization.

479226374018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139874 (or 69938 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 53.

The spelling of 479226374018 in words is "four hundred seventy-nine billion, two hundred twenty-six million, three hundred seventy-four thousand, eighteen".