2305644616113 has 16 divisors (see below), whose sum is σ = 3310197658560. Its totient is φ = 1422158990336.

The previous prime is 2305644616109. The next prime is 2305644616133. The reversal of 2305644616113 is 3116164465032.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2305644616113 - 2² = 2305644616109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2305644616133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 383121720 + ... + 383127737.

It is an arithmetic number, because the mean of its divisors is an integer number (206887353660).

Almost surely, 2^{2305644616113} is an apocalyptic number.

It is an amenable number.

2305644616113 is a deficient number, since it is larger than the sum of its proper divisors (1004553042447).

2305644616113 is a wasteful number, since it uses less digits than its factorization.

2305644616113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766249536.

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 2305644616113 in words is "two trillion, three hundred five billion, six hundred forty-four million, six hundred sixteen thousand, one hundred thirteen".