2644674613 has 8 divisors (see below), whose sum is σ = 3079513728. Its totient is φ = 2224092624.

The previous prime is 2644674607. The next prime is 2644674661. The reversal of 2644674613 is 3164764462.

It is a happy number.

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 2644674613 - 2¹⁷ = 2644543541 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2644674613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2644674673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3563881 + ... + 3564622.

It is an arithmetic number, because the mean of its divisors is an integer number (384939216).

Almost surely, 2^2644674613 is an apocalyptic number.

It is an amenable number.

2644674613 is a deficient number, since it is larger than the sum of its proper divisors (434839115).

2644674613 is an equidigital number, since it uses as much as digits as its factorization.

2644674613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7128563.

The product of its digits is 580608, while the sum is 43.

The square root of 2644674613 is about 51426.3999614984. The cubic root of 2644674613 is about 1382.8999113181.

The spelling of 2644674613 in words is "two billion, six hundred forty-four million, six hundred seventy-four thousand, six hundred thirteen".