2545610717 has 16 divisors (see below), whose sum is σ = 2767822512. Its totient is φ = 2327270400.

The previous prime is 2545610713. The next prime is 2545610737. The reversal of 2545610717 is 7170165452.

It can be written as a sum of positive squares in 8 ways, for example, as 523219876 + 2022390841 = 22874^2 + 44971^2 .

It is not a de Polignac number, because 2545610717 - 2² = 2545610713 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2545610713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 685967 + ... + 689667.

It is an arithmetic number, because the mean of its divisors is an integer number (172988907).

Almost surely, 2^2545610717 is an apocalyptic number.

It is an amenable number.

2545610717 is a deficient number, since it is larger than the sum of its proper divisors (222211795).

2545610717 is a wasteful number, since it uses less digits than its factorization.

2545610717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4208.

The product of its (nonzero) digits is 58800, while the sum is 38.

The square root of 2545610717 is about 50454.0455959678. The cubic root of 2545610717 is about 1365.4128851566.

The spelling of 2545610717 in words is "two billion, five hundred forty-five million, six hundred ten thousand, seven hundred seventeen".