4568943381013 has 12 divisors (see below), whose sum is σ = 5055766865100. Its totient is φ = 4125708466880.

The previous prime is 4568943381007. The next prime is 4568943381017. The reversal of 4568943381013 is 3101833498654.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1932080540049 + 2636862840964 = 1389993^2 + 1623842^2 .

It is not a de Polignac number, because 4568943381013 - 2²⁵ = 4568909826581 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 (4568943381017) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 126692920 + ... + 126728977.

It is an arithmetic number, because the mean of its divisors is an integer number (421313905425).

Almost surely, 2^{4568943381013} is an apocalyptic number.

It is an amenable number.

4568943381013 is a deficient number, since it is larger than the sum of its proper divisors (486823484087).

4568943381013 is a wasteful number, since it uses less digits than its factorization.

4568943381013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253422068 (or 253422057 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 55.

The spelling of 4568943381013 in words is "four trillion, five hundred sixty-eight billion, nine hundred forty-three million, three hundred eighty-one thousand, thirteen".