69319792249 has 2 divisors, whose sum is σ = 69319792250. Its totient is φ = 69319792248.

The previous prime is 69319792219. The next prime is 69319792271. The reversal of 69319792249 is 94229791396.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62570019600 + 6749772649 = 250140^2 + 82157^2 .

It is a cyclic number.

It is not a de Polignac number, because 69319792249 - 2¹³ = 69319784057 is a prime.

It is not a weakly prime, because it can be changed into another prime (69319792219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34659896124 + 34659896125.

It is an arithmetic number, because the mean of its divisors is an integer number (34659896125).

Almost surely, 2^69319792249 is an apocalyptic number.

It is an amenable number.

69319792249 is a deficient number, since it is larger than the sum of its proper divisors (1).

69319792249 is an equidigital number, since it uses as much as digits as its factorization.

69319792249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13226976, while the sum is 61.

The spelling of 69319792249 in words is "sixty-nine billion, three hundred nineteen million, seven hundred ninety-two thousand, two hundred forty-nine".