38604356779 has 2 divisors, whose sum is σ = 38604356780. Its totient is φ = 38604356778.

The previous prime is 38604356753. The next prime is 38604356797. The reversal of 38604356779 is 97765340683.

Together with next prime (38604356797) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38604356779 - 2¹¹ = 38604354731 is a prime.

It is not a weakly prime, because it can be changed into another prime (38604354779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19302178389 + 19302178390.

It is an arithmetic number, because the mean of its divisors is an integer number (19302178390).

Almost surely, 2^38604356779 is an apocalyptic number.

38604356779 is a deficient number, since it is larger than the sum of its proper divisors (1).

38604356779 is an equidigital number, since it uses as much as digits as its factorization.

38604356779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22861440, while the sum is 58.

The spelling of 38604356779 in words is "thirty-eight billion, six hundred four million, three hundred fifty-six thousand, seven hundred seventy-nine".