2636040313 has 4 divisors (see below), whose sum is σ = 2640531600. Its totient is φ = 2631549028.

The previous prime is 2636040311. The next prime is 2636040317. The reversal of 2636040313 is 3130406362.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2636040313 - 2¹ = 2636040311 is a prime.

It is a super-2 number, since 2×2636040313² = 13897417063522275938, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2636040311) 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 3 ways as a sum of consecutive naturals, for example, 2244763 + ... + 2245936.

It is an arithmetic number, because the mean of its divisors is an integer number (660132900).

Almost surely, 2^2636040313 is an apocalyptic number.

It is an amenable number.

2636040313 is a deficient number, since it is larger than the sum of its proper divisors (4491287).

2636040313 is an equidigital number, since it uses as much as digits as its factorization.

2636040313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4491286.

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 2636040313 is about 51342.3832033535. The cubic root of 2636040313 is about 1381.3933125448.

Adding to 2636040313 its reverse (3130406362), we get a palindrome (5766446675).

The spelling of 2636040313 in words is "two billion, six hundred thirty-six million, forty thousand, three hundred thirteen".