196781847412 has 6 divisors (see below), whose sum is σ = 344368232978. Its totient is φ = 98390923704.

The previous prime is 196781847401. The next prime is 196781847467. The reversal of 196781847412 is 214748187691.

196781847412 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 190546218256 + 6235629156 = 436516^2 + 78966^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24597730923 + ... + 24597730930.

Almost surely, 2^196781847412 is an apocalyptic number.

It is an amenable number.

196781847412 is a deficient number, since it is larger than the sum of its proper divisors (147586385566).

196781847412 is a wasteful number, since it uses less digits than its factorization.

196781847412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49195461857 (or 49195461855 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 58.

The spelling of 196781847412 in words is "one hundred ninety-six billion, seven hundred eighty-one million, eight hundred forty-seven thousand, four hundred twelve".