196669699 has 2 divisors, whose sum is σ = 196669700. Its totient is φ = 196669698.

The previous prime is 196669691. The next prime is 196669709. The reversal of 196669699 is 996966691.

It is a happy number.

196669699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 196669699 - 2³ = 196669691 is a prime.

It is not a weakly prime, because it can be changed into another prime (196669691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98334849 + 98334850.

It is an arithmetic number, because the mean of its divisors is an integer number (98334850).

Almost surely, 2^196669699 is an apocalyptic number.

196669699 is a deficient number, since it is larger than the sum of its proper divisors (1).

196669699 is an equidigital number, since it uses as much as digits as its factorization.

196669699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8503056, while the sum is 61.

The square root of 196669699 is about 14023.8974254663. The cubic root of 196669699 is about 581.5394093665.

The spelling of 196669699 in words is "one hundred ninety-six million, six hundred sixty-nine thousand, six hundred ninety-nine".