196381944051 has 16 divisors (see below), whose sum is σ = 270330931200. Its totient is φ = 126678432960.

The previous prime is 196381944023. The next prime is 196381944053. The reversal of 196381944051 is 150449183691.

It is a happy number.

It is not a de Polignac number, because 196381944051 - 2⁶ = 196381943987 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 196381943985 and 196381944003.

It is not an unprimeable number, because it can be changed into a prime (196381944053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 453711 + ... + 773703.

It is an arithmetic number, because the mean of its divisors is an integer number (16895683200).

Almost surely, 2^196381944051 is an apocalyptic number.

196381944051 is a deficient number, since it is larger than the sum of its proper divisors (73948987149).

196381944051 is a wasteful number, since it uses less digits than its factorization.

196381944051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326626.

The product of its (nonzero) digits is 933120, while the sum is 51.

The spelling of 196381944051 in words is "one hundred ninety-six billion, three hundred eighty-one million, nine hundred forty-four thousand, fifty-one".