38349773713 has 2 divisors, whose sum is σ = 38349773714. Its totient is φ = 38349773712.

The previous prime is 38349773711. The next prime is 38349773747. The reversal of 38349773713 is 31737794383.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20183316624 + 18166457089 = 142068^2 + 134783^2 .

It is a cyclic number.

It is not a de Polignac number, because 38349773713 - 2¹ = 38349773711 is a prime.

Together with 38349773711, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (38349773711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19174886856 + 19174886857.

It is an arithmetic number, because the mean of its divisors is an integer number (19174886857).

Almost surely, 2^38349773713 is an apocalyptic number.

It is an amenable number.

38349773713 is a deficient number, since it is larger than the sum of its proper divisors (1).

38349773713 is an equidigital number, since it uses as much as digits as its factorization.

38349773713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8001504, while the sum is 55.

The spelling of 38349773713 in words is "thirty-eight billion, three hundred forty-nine million, seven hundred seventy-three thousand, seven hundred thirteen".