459681471289 has 4 divisors (see below), whose sum is σ = 460839359524. Its totient is φ = 458523583056.

The previous prime is 459681471281. The next prime is 459681471341. The reversal of 459681471289 is 982174186954.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 260304040000 + 199377431289 = 510200^2 + 446517^2 .

It is a cyclic number.

It is not a de Polignac number, because 459681471289 - 2³ = 459681471281 is a prime.

It is a super-2 number, since 2×459681471289² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 459681471289.

It is not an unprimeable number, because it can be changed into a prime (459681471281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 578943522 + ... + 578944315.

It is an arithmetic number, because the mean of its divisors is an integer number (115209839881).

Almost surely, 2^459681471289 is an apocalyptic number.

It is an amenable number.

459681471289 is a deficient number, since it is larger than the sum of its proper divisors (1157888235).

459681471289 is a wasteful number, since it uses less digits than its factorization.

459681471289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157888234.

The product of its digits is 34836480, while the sum is 64.

The spelling of 459681471289 in words is "four hundred fifty-nine billion, six hundred eighty-one million, four hundred seventy-one thousand, two hundred eighty-nine".