196423994467 has 2 divisors, whose sum is σ = 196423994468. Its totient is φ = 196423994466.

The previous prime is 196423994407. The next prime is 196423994471. The reversal of 196423994467 is 764499324691.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 196423994467 - 2⁷ = 196423994339 is a prime.

It is a super-2 number, since 2×196423994467² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 196423994399 and 196423994408.

It is not a weakly prime, because it can be changed into another prime (196423994407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98211997233 + 98211997234.

It is an arithmetic number, because the mean of its divisors is an integer number (98211997234).

Almost surely, 2^196423994467 is an apocalyptic number.

196423994467 is a deficient number, since it is larger than the sum of its proper divisors (1).

196423994467 is an equidigital number, since it uses as much as digits as its factorization.

196423994467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70543872, while the sum is 64.

The spelling of 196423994467 in words is "one hundred ninety-six billion, four hundred twenty-three million, nine hundred ninety-four thousand, four hundred sixty-seven".