2610252685 has 4 divisors (see below), whose sum is σ = 3132303228. Its totient is φ = 2088202144.

The previous prime is 2610252649. The next prime is 2610252691. The reversal of 2610252685 is 5862520162.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 495908361 + 2114344324 = 22269^2 + 45982^2 .

It is a cyclic number.

It is not a de Polignac number, because 2610252685 - 2²⁵ = 2576698253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261025264 + ... + 261025273.

It is an arithmetic number, because the mean of its divisors is an integer number (783075807).

Almost surely, 2^2610252685 is an apocalyptic number.

It is an amenable number.

2610252685 is a deficient number, since it is larger than the sum of its proper divisors (522050543).

2610252685 is an equidigital number, since it uses as much as digits as its factorization.

2610252685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522050542.

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 2610252685 is about 51090.6320669455. The cubic root of 2610252685 is about 1376.8739513271.

It can be divided in two parts, 26102 and 52685, that added together give a palindrome (78787).

The spelling of 2610252685 in words is "two billion, six hundred ten million, two hundred fifty-two thousand, six hundred eighty-five".