2610506005 has 4 divisors (see below), whose sum is σ = 3132607212. Its totient is φ = 2088404800.

The previous prime is 2610505993. The next prime is 2610506011. The reversal of 2610506005 is 5006050162.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5006050162 = 2 ⋅2503025081.

It can be written as a sum of positive squares in 2 ways, for example, as 1061847396 + 1548658609 = 32586^2 + 39353^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2610506005 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261050596 + ... + 261050605.

It is an arithmetic number, because the mean of its divisors is an integer number (783151803).

Almost surely, 2^2610506005 is an apocalyptic number.

It is an amenable number.

2610506005 is a deficient number, since it is larger than the sum of its proper divisors (522101207).

2610506005 is an equidigital number, since it uses as much as digits as its factorization.

2610506005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522101206.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 2610506005 is about 51093.1111305624. Note that the first 4 decimals coincide. The cubic root of 2610506005 is about 1376.9184908754.

Adding to 2610506005 its reverse (5006050162), we get a palindrome (7616556167).

The spelling of 2610506005 in words is "two billion, six hundred ten million, five hundred six thousand, five".