99676973106677 has 2 divisors, whose sum is σ = 99676973106678. Its totient is φ = 99676973106676.

The previous prime is 99676973106661. The next prime is 99676973106713. The reversal of 99676973106677 is 77660137967699.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99614093030596 + 62880076081 = 9980686^2 + 250759^2 .

It is a cyclic number.

It is not a de Polignac number, because 99676973106677 - 2⁴ = 99676973106661 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 99676973106595 and 99676973106604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99676973106617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49838486553338 + 49838486553339.

It is an arithmetic number, because the mean of its divisors is an integer number (49838486553339).

Almost surely, 2^{99676973106677} is an apocalyptic number.

It is an amenable number.

99676973106677 is a deficient number, since it is larger than the sum of its proper divisors (1).

99676973106677 is an equidigital number, since it uses as much as digits as its factorization.

99676973106677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6805279152, while the sum is 83.

The spelling of 99676973106677 in words is "ninety-nine trillion, six hundred seventy-six billion, nine hundred seventy-three million, one hundred six thousand, six hundred seventy-seven".