69296760821 has 2 divisors, whose sum is σ = 69296760822. Its totient is φ = 69296760820.

The previous prime is 69296760781. The next prime is 69296760829. The reversal of 69296760821 is 12806769296.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55525738321 + 13771022500 = 235639^2 + 117350^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-69296760821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (69296760829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34648380410 + 34648380411.

It is an arithmetic number, because the mean of its divisors is an integer number (34648380411).

Almost surely, 2^69296760821 is an apocalyptic number.

It is an amenable number.

69296760821 is a deficient number, since it is larger than the sum of its proper divisors (1).

69296760821 is an equidigital number, since it uses as much as digits as its factorization.

69296760821 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3919104, while the sum is 56.

The spelling of 69296760821 in words is "sixty-nine billion, two hundred ninety-six million, seven hundred sixty thousand, eight hundred twenty-one".