99676973106577 has 2 divisors, whose sum is σ = 99676973106578. Its totient is φ = 99676973106576.

The previous prime is 99676973106497. The next prime is 99676973106617. The reversal of 99676973106577 is 77560137967699.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98888684829841 + 788288276736 = 9944279^2 + 887856^2 .

It is a cyclic number.

It is not a de Polignac number, because 99676973106577 - 2³⁹ = 99127217292689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99676973106577.

It is not a weakly prime, because it can be changed into another prime (99676973106677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49838486553288 + 49838486553289.

It is an arithmetic number, because the mean of its divisors is an integer number (49838486553289).

Almost surely, 2^{99676973106577} is an apocalyptic number.

It is an amenable number.

99676973106577 is a deficient number, since it is larger than the sum of its proper divisors (1).

99676973106577 is an equidigital number, since it uses as much as digits as its factorization.

99676973106577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5671065960, while the sum is 82.

The spelling of 99676973106577 in words is "ninety-nine trillion, six hundred seventy-six billion, nine hundred seventy-three million, one hundred six thousand, five hundred seventy-seven".