2520604605 has 16 divisors (see below), whose sum is σ = 4037330880. Its totient is φ = 1342867968.

The previous prime is 2520604577. The next prime is 2520604609. The reversal of 2520604605 is 5064060252.

It is not a de Polignac number, because 2520604605 - 2¹⁰ = 2520603581 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520604609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76507 + ... + 104376.

It is an arithmetic number, because the mean of its divisors is an integer number (252333180).

Almost surely, 2^2520604605 is an apocalyptic number.

It is an amenable number.

2520604605 is a deficient number, since it is larger than the sum of its proper divisors (1516726275).

2520604605 is a wasteful number, since it uses less digits than its factorization.

2520604605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181820.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 2520604605 is about 50205.6232408283. The cubic root of 2520604605 is about 1360.9272448616.

Adding to 2520604605 its reverse (5064060252), we get a palindrome (7584664857).

The spelling of 2520604605 in words is "two billion, five hundred twenty million, six hundred four thousand, six hundred five".