39502682117 has 2 divisors, whose sum is σ = 39502682118. Its totient is φ = 39502682116.

The previous prime is 39502682099. The next prime is 39502682159. The reversal of 39502682117 is 71128620593.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32083616161 + 7419065956 = 179119^2 + 86134^2 .

It is a cyclic number.

It is not a de Polignac number, because 39502682117 - 2⁶ = 39502682053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39502682617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19751341058 + 19751341059.

It is an arithmetic number, because the mean of its divisors is an integer number (19751341059).

Almost surely, 2^39502682117 is an apocalyptic number.

It is an amenable number.

39502682117 is a deficient number, since it is larger than the sum of its proper divisors (1).

39502682117 is an equidigital number, since it uses as much as digits as its factorization.

39502682117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 39502682117 in words is "thirty-nine billion, five hundred two million, six hundred eighty-two thousand, one hundred seventeen".