99594693420769 has 2 divisors, whose sum is σ = 99594693420770. Its totient is φ = 99594693420768.

The previous prime is 99594693420751. The next prime is 99594693420869. The reversal of 99594693420769 is 96702439649599.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58814910751744 + 40779782669025 = 7669088^2 + 6385905^2 .

It is a cyclic number.

It is not a de Polignac number, because 99594693420769 - 2¹¹ = 99594693418721 is a prime.

It is a super-2 number, since 2×99594693420769² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 99594693420692 and 99594693420701.

It is not a weakly prime, because it can be changed into another prime (99594693420869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49797346710384 + 49797346710385.

It is an arithmetic number, because the mean of its divisors is an integer number (49797346710385).

Almost surely, 2^{99594693420769} is an apocalyptic number.

It is an amenable number.

99594693420769 is a deficient number, since it is larger than the sum of its proper divisors (1).

99594693420769 is an equidigital number, since it uses as much as digits as its factorization.

99594693420769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7142567040, while the sum is 82.

The spelling of 99594693420769 in words is "ninety-nine trillion, five hundred ninety-four billion, six hundred ninety-three million, four hundred twenty thousand, seven hundred sixty-nine".