459806371391 has 4 divisors (see below), whose sum is σ = 462213734784. Its totient is φ = 457399008000.

The previous prime is 459806371369. The next prime is 459806371397. The reversal of 459806371391 is 193173608954.

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

It is a cyclic number.

It is not a de Polignac number, because 459806371391 - 2³⁰ = 458732629567 is a prime.

It is a super-2 number, since 2×459806371391² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (459806371397) 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, 1203681410 + ... + 1203681791.

It is an arithmetic number, because the mean of its divisors is an integer number (115553433696).

Almost surely, 2^459806371391 is an apocalyptic number.

459806371391 is a deficient number, since it is larger than the sum of its proper divisors (2407363393).

459806371391 is a wasteful number, since it uses less digits than its factorization.

459806371391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2407363392.

The product of its (nonzero) digits is 4898880, while the sum is 56.

The spelling of 459806371391 in words is "four hundred fifty-nine billion, eight hundred six million, three hundred seventy-one thousand, three hundred ninety-one".