2506606413 has 16 divisors (see below), whose sum is σ = 3394664640. Its totient is φ = 1644976256.

The previous prime is 2506606393. The next prime is 2506606441. The reversal of 2506606413 is 3146066052.

It is a cyclic number.

It is not a de Polignac number, because 2506606413 - 2⁹ = 2506605901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2506606513) 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, 39931 + ... + 81287.

It is an arithmetic number, because the mean of its divisors is an integer number (212166540).

Almost surely, 2^2506606413 is an apocalyptic number.

It is an amenable number.

2506606413 is a deficient number, since it is larger than the sum of its proper divisors (888058227).

2506606413 is a wasteful number, since it uses less digits than its factorization.

2506606413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41676.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 2506606413 is about 50066.0205428792. The cubic root of 2506606413 is about 1358.4032610301.

The spelling of 2506606413 in words is "two billion, five hundred six million, six hundred six thousand, four hundred thirteen".