4568943381012 has 36 divisors (see below), whose sum is σ = 11549338396596. Its totient is φ = 1522972575360.

The previous prime is 4568943381007. The next prime is 4568943381017. The reversal of 4568943381012 is 2101833498654.

It is a happy number.

4568943381012 is a `hidden beast` number, since 4 + 56 + 89 + 433 + 81 + 0 + 1 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (4568943381007) and next prime (4568943381017).

It can be written as a sum of positive squares in 2 ways, for example, as 4251530581776 + 317412799236 = 2061924^2 + 563394^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 4568943381012.

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, 12396088 + ... + 12759344.

It is an arithmetic number, because the mean of its divisors is an integer number (320814955461).

Almost surely, 2^{4568943381012} is an apocalyptic number.

It is an amenable number.

4568943381012 is an abundant number, since it is smaller than the sum of its proper divisors (6980395015584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4568943381012 is a wasteful number, since it uses less digits than its factorization.

4568943381012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712648 (or 712643 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 54.

The spelling of 4568943381012 in words is "four trillion, five hundred sixty-eight billion, nine hundred forty-three million, three hundred eighty-one thousand, twelve".