2646716313 has 4 divisors (see below), whose sum is σ = 3528955088. Its totient is φ = 1764477540.

The previous prime is 2646716297. The next prime is 2646716323. The reversal of 2646716313 is 3136176462.

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 not a de Polignac number, because 2646716313 - 2⁴ = 2646716297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2646716323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 441119383 + ... + 441119388.

It is an arithmetic number, because the mean of its divisors is an integer number (882238772).

Almost surely, 2^2646716313 is an apocalyptic number.

It is an amenable number.

2646716313 is a deficient number, since it is larger than the sum of its proper divisors (882238775).

2646716313 is an equidigital number, since it uses as much as digits as its factorization.

2646716313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882238774.

The product of its digits is 108864, while the sum is 39.

The square root of 2646716313 is about 51446.2468310372. The cubic root of 2646716313 is about 1383.2556879759.

The spelling of 2646716313 in words is "two billion, six hundred forty-six million, seven hundred sixteen thousand, three hundred thirteen".