2644930829309 has 4 divisors (see below), whose sum is σ = 2652553108704. Its totient is φ = 2637308549916.

The previous prime is 2644930829297. The next prime is 2644930829371. The reversal of 2644930829309 is 9039280394462.

2644930829309 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 2644930829309 - 2⁸ = 2644930829053 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 (2644930829209) 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, 3811139177 + ... + 3811139870.

It is an arithmetic number, because the mean of its divisors is an integer number (663138277176).

Almost surely, 2^{2644930829309} is an apocalyptic number.

It is an amenable number.

2644930829309 is a deficient number, since it is larger than the sum of its proper divisors (7622279395).

2644930829309 is an equidigital number, since it uses as much as digits as its factorization.

2644930829309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7622279394.

The product of its (nonzero) digits is 20155392, while the sum is 59.

The spelling of 2644930829309 in words is "two trillion, six hundred forty-four billion, nine hundred thirty million, eight hundred twenty-nine thousand, three hundred nine".