2649363305 has 8 divisors (see below), whose sum is σ = 3181813512. Its totient is φ = 2117772288.

The previous prime is 2649363293. The next prime is 2649363313. The reversal of 2649363305 is 5033639462.

It can be written as a sum of positive squares in 4 ways, for example, as 1260534016 + 1388829289 = 35504^2 + 37267^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2649363305 - 2⁸ = 2649363049 is a prime.

It is a Duffinian 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 7 ways as a sum of consecutive naturals, for example, 207992 + ... + 220361.

It is an arithmetic number, because the mean of its divisors is an integer number (397726689).

Almost surely, 2^2649363305 is an apocalyptic number.

It is an amenable number.

2649363305 is a deficient number, since it is larger than the sum of its proper divisors (532450207).

2649363305 is a wasteful number, since it uses less digits than its factorization.

2649363305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429595.

The product of its (nonzero) digits is 349920, while the sum is 41.

The square root of 2649363305 is about 51471.9662049159. The cubic root of 2649363305 is about 1383.7166675910.

It can be divided in two parts, 26493 and 63305, that added together give a palindrome (89798).

The spelling of 2649363305 in words is "two billion, six hundred forty-nine million, three hundred sixty-three thousand, three hundred five".