169696449011 has 2 divisors, whose sum is σ = 169696449012. Its totient is φ = 169696449010.

The previous prime is 169696448983. The next prime is 169696449067. The reversal of 169696449011 is 110944696961.

It is a happy number.

169696449011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (169696449067) can be obtained adding 169696449011 to its sum of digits (56).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 169696449011 - 2²² = 169692254707 is a prime.

It is not a weakly prime, because it can be changed into another prime (169696449211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84848224505 + 84848224506.

It is an arithmetic number, because the mean of its divisors is an integer number (84848224506).

Almost surely, 2^169696449011 is an apocalyptic number.

169696449011 is a deficient number, since it is larger than the sum of its proper divisors (1).

169696449011 is an equidigital number, since it uses as much as digits as its factorization.

169696449011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2519424, while the sum is 56.

The spelling of 169696449011 in words is "one hundred sixty-nine billion, six hundred ninety-six million, four hundred forty-nine thousand, eleven".