2610870505 has 4 divisors (see below), whose sum is σ = 3133044612. Its totient is φ = 2088696400.

The previous prime is 2610870491. The next prime is 2610870511. The reversal of 2610870505 is 5050780162.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5050780162 = 2 ⋅2525390081.

It can be written as a sum of positive squares in 2 ways, for example, as 393308224 + 2217562281 = 19832^2 + 47091^2 .

It is not a de Polignac number, because 2610870505 - 2⁵ = 2610870473 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261087046 + ... + 261087055.

It is an arithmetic number, because the mean of its divisors is an integer number (783261153).

Almost surely, 2^2610870505 is an apocalyptic number.

It is an amenable number.

2610870505 is a deficient number, since it is larger than the sum of its proper divisors (522174107).

2610870505 is an equidigital number, since it uses as much as digits as its factorization.

2610870505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522174106.

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 2610870505 is about 51096.6780231357. The cubic root of 2610870505 is about 1376.9825733983.

The spelling of 2610870505 in words is "two billion, six hundred ten million, eight hundred seventy thousand, five hundred five".