2549313605 has 16 divisors (see below), whose sum is σ = 3139133184. Its totient is φ = 1986559680.

The previous prime is 2549313601. The next prime is 2549313623. The reversal of 2549313605 is 5063139452.

It is not a de Polignac number, because 2549313605 - 2² = 2549313601 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2549313601) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 23879 + ... + 75291.

It is an arithmetic number, because the mean of its divisors is an integer number (196195824).

Almost surely, 2^2549313605 is an apocalyptic number.

It is an amenable number.

2549313605 is a deficient number, since it is larger than the sum of its proper divisors (589819579).

2549313605 is a wasteful number, since it uses less digits than its factorization.

2549313605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51676.

The product of its (nonzero) digits is 97200, while the sum is 38.

The square root of 2549313605 is about 50490.7279111720. The cubic root of 2549313605 is about 1366.0746152257.

The spelling of 2549313605 in words is "two billion, five hundred forty-nine million, three hundred thirteen thousand, six hundred five".