2509830673 has 4 divisors (see below), whose sum is σ = 2868377920. Its totient is φ = 2151283428.

The previous prime is 2509830667. The next prime is 2509830727. The reversal of 2509830673 is 3760389052.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2509830673 - 2¹³ = 2509822481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2509830613) 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, 179273613 + ... + 179273626.

It is an arithmetic number, because the mean of its divisors is an integer number (717094480).

Almost surely, 2^2509830673 is an apocalyptic number.

It is an amenable number.

2509830673 is a deficient number, since it is larger than the sum of its proper divisors (358547247).

2509830673 is an equidigital number, since it uses as much as digits as its factorization.

2509830673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358547246.

The product of its (nonzero) digits is 272160, while the sum is 43.

The square root of 2509830673 is about 50098.2102774141. The cubic root of 2509830673 is about 1358.9854517133.

The spelling of 2509830673 in words is "two billion, five hundred nine million, eight hundred thirty thousand, six hundred seventy-three".