5646744652013 has 2 divisors, whose sum is σ = 5646744652014. Its totient is φ = 5646744652012.

The previous prime is 5646744652009. The next prime is 5646744652067. The reversal of 5646744652013 is 3102564476465.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5567726317609 + 79018334404 = 2359603^2 + 281102^2 .

It is a cyclic number.

It is not a de Polignac number, because 5646744652013 - 2² = 5646744652009 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5646744652093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2823372326006 + 2823372326007.

It is an arithmetic number, because the mean of its divisors is an integer number (2823372326007).

Almost surely, 2^{5646744652013} is an apocalyptic number.

It is an amenable number.

5646744652013 is a deficient number, since it is larger than the sum of its proper divisors (1).

5646744652013 is an equidigital number, since it uses as much as digits as its factorization.

5646744652013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14515200, while the sum is 53.

The spelling of 5646744652013 in words is "five trillion, six hundred forty-six billion, seven hundred forty-four million, six hundred fifty-two thousand, thirteen".