109984476769 has 2 divisors, whose sum is σ = 109984476770. Its totient is φ = 109984476768.

The previous prime is 109984476743. The next prime is 109984476781. The reversal of 109984476769 is 967674489901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97039726144 + 12944750625 = 311512^2 + 113775^2 .

It is a cyclic number.

It is not a de Polignac number, because 109984476769 - 2⁵ = 109984476737 is a prime.

It is a super-2 number, since 2×109984476769² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 109984476698 and 109984476707.

It is not a weakly prime, because it can be changed into another prime (109984476169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54992238384 + 54992238385.

It is an arithmetic number, because the mean of its divisors is an integer number (54992238385).

Almost surely, 2^109984476769 is an apocalyptic number.

It is an amenable number.

109984476769 is a deficient number, since it is larger than the sum of its proper divisors (1).

109984476769 is an equidigital number, since it uses as much as digits as its factorization.

109984476769 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 164602368, while the sum is 70.

The spelling of 109984476769 in words is "one hundred nine billion, nine hundred eighty-four million, four hundred seventy-six thousand, seven hundred sixty-nine".