69368399386309 has 2 divisors, whose sum is σ = 69368399386310. Its totient is φ = 69368399386308.

The previous prime is 69368399386249. The next prime is 69368399386337. The reversal of 69368399386309 is 90368399386396.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62398387540225 + 6970011846084 = 7899265^2 + 2640078^2 .

It is a cyclic number.

It is not a de Polignac number, because 69368399386309 - 2¹⁵ = 69368399353541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (69368399386609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34684199693154 + 34684199693155.

It is an arithmetic number, because the mean of its divisors is an integer number (34684199693155).

Almost surely, 2^{69368399386309} is an apocalyptic number.

It is an amenable number.

69368399386309 is a deficient number, since it is larger than the sum of its proper divisors (1).

69368399386309 is an equidigital number, since it uses as much as digits as its factorization.

69368399386309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7346640384, while the sum is 82.

The spelling of 69368399386309 in words is "sixty-nine trillion, three hundred sixty-eight billion, three hundred ninety-nine million, three hundred eighty-six thousand, three hundred nine".