38617260520879 has 2 divisors, whose sum is σ = 38617260520880. Its totient is φ = 38617260520878.

The previous prime is 38617260520847. The next prime is 38617260520939. The reversal of 38617260520879 is 97802506271683.

38617260520879 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38617260520879 - 2⁵ = 38617260520847 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 38617260520879.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38617260523879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19308630260439 + 19308630260440.

It is an arithmetic number, because the mean of its divisors is an integer number (19308630260440).

Almost surely, 2^{38617260520879} is an apocalyptic number.

38617260520879 is a deficient number, since it is larger than the sum of its proper divisors (1).

38617260520879 is an equidigital number, since it uses as much as digits as its factorization.

38617260520879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60963840, while the sum is 64.

The spelling of 38617260520879 in words is "thirty-eight trillion, six hundred seventeen billion, two hundred sixty million, five hundred twenty thousand, eight hundred seventy-nine".