38617642035149 has 2 divisors, whose sum is σ = 38617642035150. Its totient is φ = 38617642035148.

The previous prime is 38617642035109. The next prime is 38617642035169. The reversal of 38617642035149 is 94153024671683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23264512288900 + 15353129746249 = 4823330^2 + 3918307^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38617642035149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38617642035109) 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, 19308821017574 + 19308821017575.

It is an arithmetic number, because the mean of its divisors is an integer number (19308821017575).

It is a 1-persistent number, because it is pandigital, but 2⋅38617642035149 = 77235284070298 is not.

Almost surely, 2^{38617642035149} is an apocalyptic number.

It is an amenable number.

38617642035149 is a deficient number, since it is larger than the sum of its proper divisors (1).

38617642035149 is an equidigital number, since it uses as much as digits as its factorization.

38617642035149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26127360, while the sum is 59.

The spelling of 38617642035149 in words is "thirty-eight trillion, six hundred seventeen billion, six hundred forty-two million, thirty-five thousand, one hundred forty-nine".