458739353809 has 27 divisors (see below), whose sum is σ = 512429969961. Its totient is φ = 410364341640.

The previous prime is 458739353797. The next prime is 458739353843. The reversal of 458739353809 is 908353937854.

The square root of 458739353809 is 677303.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 458739353809 - 2²⁷ = 458605136081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (458739353209) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 499171852 + ... + 499172770.

Almost surely, 2^458739353809 is an apocalyptic number.

458739353809 is the 677303-rd square number.

458739353809 is the 338652-nd centered octagonal number.

It is an amenable number.

458739353809 is a deficient number, since it is larger than the sum of its proper divisors (53690616152).

458739353809 is an frugal number, since it uses more digits than its factorization.

458739353809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1994 (or 997 counting only the distinct ones).

The product of its (nonzero) digits is 97977600, while the sum is 64.

Multiplying 458739353809 by its sum of digits (64), we get a square (29359318643776 = 5418424²).

The spelling of 458739353809 in words is "four hundred fifty-eight billion, seven hundred thirty-nine million, three hundred fifty-three thousand, eight hundred nine".