16834239025 has 6 divisors (see below), whose sum is σ = 20874456422. Its totient is φ = 13467391200.

The previous prime is 16834239013. The next prime is 16834239061. The reversal of 16834239025 is 52093243861.

It can be written as a sum of positive squares in 3 ways, for example, as 1667823921 + 15166415104 = 40839^2 + 123152^2 .

It is not a de Polignac number, because 16834239025 - 2²³ = 16825850417 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 336684756 + ... + 336684805.

Almost surely, 2^16834239025 is an apocalyptic number.

It is an amenable number.

16834239025 is a deficient number, since it is larger than the sum of its proper divisors (4040217397).

16834239025 is an equidigital number, since it uses as much as digits as its factorization.

16834239025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673369571 (or 673369566 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 16834239025 in words is "sixteen billion, eight hundred thirty-four million, two hundred thirty-nine thousand, twenty-five".