38166827773 has 2 divisors, whose sum is σ = 38166827774. Its totient is φ = 38166827772.

The previous prime is 38166827767. The next prime is 38166827801. The reversal of 38166827773 is 37772866183.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25664680804 + 12502146969 = 160202^2 + 111813^2 .

It is a cyclic number.

It is not a de Polignac number, because 38166827773 - 2⁹ = 38166827261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38166825773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19083413886 + 19083413887.

It is an arithmetic number, because the mean of its divisors is an integer number (19083413887).

Almost surely, 2^38166827773 is an apocalyptic number.

It is an amenable number.

38166827773 is a deficient number, since it is larger than the sum of its proper divisors (1).

38166827773 is an equidigital number, since it uses as much as digits as its factorization.

38166827773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14224896, while the sum is 58.

The spelling of 38166827773 in words is "thirty-eight billion, one hundred sixty-six million, eight hundred twenty-seven thousand, seven hundred seventy-three".