69340864297 has 2 divisors, whose sum is σ = 69340864298. Its totient is φ = 69340864296.

The previous prime is 69340864259. The next prime is 69340864339. The reversal of 69340864297 is 79246804396.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69282662656 + 58201641 = 263216^2 + 7629^2 .

It is a cyclic number.

It is not a de Polignac number, because 69340864297 - 2¹⁹ = 69340340009 is a prime.

It is a super-2 number, since 2×69340864297² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (69340864247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34670432148 + 34670432149.

It is an arithmetic number, because the mean of its divisors is an integer number (34670432149).

Almost surely, 2^69340864297 is an apocalyptic number.

It is an amenable number.

69340864297 is a deficient number, since it is larger than the sum of its proper divisors (1).

69340864297 is an equidigital number, since it uses as much as digits as its factorization.

69340864297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15676416, while the sum is 58.

The spelling of 69340864297 in words is "sixty-nine billion, three hundred forty million, eight hundred sixty-four thousand, two hundred ninety-seven".