38605353723229 has 2 divisors, whose sum is σ = 38605353723230. Its totient is φ = 38605353723228.

The previous prime is 38605353723217. The next prime is 38605353723253. The reversal of 38605353723229 is 92232735350683.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27201461112004 + 11403892611225 = 5215502^2 + 3376965^2 .

It is a cyclic number.

It is not a de Polignac number, because 38605353723229 - 2¹⁹ = 38605353198941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38605353723259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19302676861614 + 19302676861615.

It is an arithmetic number, because the mean of its divisors is an integer number (19302676861615).

Almost surely, 2^{38605353723229} is an apocalyptic number.

It is an amenable number.

38605353723229 is a deficient number, since it is larger than the sum of its proper divisors (1).

38605353723229 is an equidigital number, since it uses as much as digits as its factorization.

38605353723229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48988800, while the sum is 58.

The spelling of 38605353723229 in words is "thirty-eight trillion, six hundred five billion, three hundred fifty-three million, seven hundred twenty-three thousand, two hundred twenty-nine".