2943066381793 has 4 divisors (see below), whose sum is σ = 3014848488708. Its totient is φ = 2871284274880.

The previous prime is 2943066381679. The next prime is 2943066381797. The reversal of 2943066381793 is 3971836603492.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 474544632384 + 2468521749409 = 688872^2 + 1571153^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2943066381793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2943066381797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35891053396 + ... + 35891053477.

It is an arithmetic number, because the mean of its divisors is an integer number (753712122177).

Almost surely, 2^{2943066381793} is an apocalyptic number.

It is an amenable number.

2943066381793 is a deficient number, since it is larger than the sum of its proper divisors (71782106915).

2943066381793 is an equidigital number, since it uses as much as digits as its factorization.

2943066381793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71782106914.

The product of its (nonzero) digits is 35271936, while the sum is 61.

The spelling of 2943066381793 in words is "two trillion, nine hundred forty-three billion, sixty-six million, three hundred eighty-one thousand, seven hundred ninety-three".