3783245943457 has 2 divisors, whose sum is σ = 3783245943458. Its totient is φ = 3783245943456.

The previous prime is 3783245943439. The next prime is 3783245943473. The reversal of 3783245943457 is 7543495423873.

3783245943457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3520880712801 + 262365230656 = 1876401^2 + 512216^2 .

It is an emirp because it is prime and its reverse (7543495423873) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3783245943457 is a prime.

It is a super-2 number, since 2×3783245943457² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3783245943487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1891622971728 + 1891622971729.

It is an arithmetic number, because the mean of its divisors is an integer number (1891622971729).

Almost surely, 2^{3783245943457} is an apocalyptic number.

It is an amenable number.

3783245943457 is a deficient number, since it is larger than the sum of its proper divisors (1).

3783245943457 is an equidigital number, since it uses as much as digits as its factorization.

3783245943457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 304819200, while the sum is 64.

The spelling of 3783245943457 in words is "three trillion, seven hundred eighty-three billion, two hundred forty-five million, nine hundred forty-three thousand, four hundred fifty-seven".