39662674386029 has 2 divisors, whose sum is σ = 39662674386030. Its totient is φ = 39662674386028.

The previous prime is 39662674386019. The next prime is 39662674386031. The reversal of 39662674386029 is 92068347626693.

39662674386029 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36935641600900 + 2727032785129 = 6077470^2 + 1651373^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39662674386029 is a prime.

It is a super-2 number, since 2×39662674386029² (a number of 28 digits) contains 22 as substring.

Together with 39662674386031, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39662674386019) 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, 19831337193014 + 19831337193015.

It is an arithmetic number, because the mean of its divisors is an integer number (19831337193015).

Almost surely, 2^{39662674386029} is an apocalyptic number.

It is an amenable number.

39662674386029 is a deficient number, since it is larger than the sum of its proper divisors (1).

39662674386029 is an equidigital number, since it uses as much as digits as its factorization.

39662674386029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846526464, while the sum is 71.

The spelling of 39662674386029 in words is "thirty-nine trillion, six hundred sixty-two billion, six hundred seventy-four million, three hundred eighty-six thousand, twenty-nine".