196423994448 has 60 divisors (see below), whose sum is σ = 599688412128. Its totient is φ = 59522422080.

The previous prime is 196423994407. The next prime is 196423994467. The reversal of 196423994448 is 844499324691.

196423994448 is a `hidden beast` number, since 19 + 64 + 2 + 39 + 94 + 448 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62000940 + ... + 62004107.

Almost surely, 2^196423994448 is an apocalyptic number.

196423994448 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

196423994448 is an abundant number, since it is smaller than the sum of its proper divisors (403264417680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

196423994448 is a wasteful number, since it uses less digits than its factorization.

196423994448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124005072 (or 124005063 counting only the distinct ones).

The product of its digits is 53747712, while the sum is 63.

The spelling of 196423994448 in words is "one hundred ninety-six billion, four hundred twenty-three million, nine hundred ninety-four thousand, four hundred forty-eight".