459196813218 has 64 divisors (see below), whose sum is σ = 1079062250112. Its totient is φ = 128433530880.

The previous prime is 459196813183. The next prime is 459196813277. The reversal of 459196813218 is 812318691954.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10924530 + ... + 10966482.

It is an arithmetic number, because the mean of its divisors is an integer number (16860347658).

Almost surely, 2^459196813218 is an apocalyptic number.

459196813218 is an abundant number, since it is smaller than the sum of its proper divisors (619865436894).

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

459196813218 is a wasteful number, since it uses less digits than its factorization.

459196813218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54739.

The product of its digits is 3732480, while the sum is 57.

The spelling of 459196813218 in words is "four hundred fifty-nine billion, one hundred ninety-six million, eight hundred thirteen thousand, two hundred eighteen".