38605652545849 has 2 divisors, whose sum is σ = 38605652545850. Its totient is φ = 38605652545848.

The previous prime is 38605652545807. The next prime is 38605652545871. The reversal of 38605652545849 is 94854525650683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38272076992249 + 333575553600 = 6186443^2 + 577560^2 .

It is a cyclic number.

It is not a de Polignac number, because 38605652545849 - 2¹⁵ = 38605652513081 is a prime.

It is a super-3 number, since 3×38605652545849³ (a number of 42 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (38605652515849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19302826272924 + 19302826272925.

It is an arithmetic number, because the mean of its divisors is an integer number (19302826272925).

Almost surely, 2^{38605652545849} is an apocalyptic number.

It is an amenable number.

38605652545849 is a deficient number, since it is larger than the sum of its proper divisors (1).

38605652545849 is an equidigital number, since it uses as much as digits as its factorization.

38605652545849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1244160000, while the sum is 70.

The spelling of 38605652545849 in words is "thirty-eight trillion, six hundred five billion, six hundred fifty-two million, five hundred forty-five thousand, eight hundred forty-nine".