69768691739 has 2 divisors, whose sum is σ = 69768691740. Its totient is φ = 69768691738.

The previous prime is 69768691691. The next prime is 69768691757. The reversal of 69768691739 is 93719686796.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 69768691739 - 2¹⁶ = 69768626203 is a prime.

It is not a weakly prime, because it can be changed into another prime (69768691789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34884345869 + 34884345870.

It is an arithmetic number, because the mean of its divisors is an integer number (34884345870).

Almost surely, 2^69768691739 is an apocalyptic number.

69768691739 is a deficient number, since it is larger than the sum of its proper divisors (1).

69768691739 is an equidigital number, since it uses as much as digits as its factorization.

69768691739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 185177664, while the sum is 71.

The spelling of 69768691739 in words is "sixty-nine billion, seven hundred sixty-eight million, six hundred ninety-one thousand, seven hundred thirty-nine".