38194785516733 has 2 divisors, whose sum is σ = 38194785516734. Its totient is φ = 38194785516732.

The previous prime is 38194785516707. The next prime is 38194785516737. The reversal of 38194785516733 is 33761558749183.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32053691913604 + 6141093603129 = 5661598^2 + 2478123^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38194785516733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38194785516737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19097392758366 + 19097392758367.

It is an arithmetic number, because the mean of its divisors is an integer number (19097392758367).

Almost surely, 2^{38194785516733} is an apocalyptic number.

It is an amenable number.

38194785516733 is a deficient number, since it is larger than the sum of its proper divisors (1).

38194785516733 is an equidigital number, since it uses as much as digits as its factorization.

38194785516733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 457228800, while the sum is 70.

The spelling of 38194785516733 in words is "thirty-eight trillion, one hundred ninety-four billion, seven hundred eighty-five million, five hundred sixteen thousand, seven hundred thirty-three".