9919196012 has 24 divisors (see below), whose sum is σ = 19933314240. Its totient is φ = 4271423760.

The previous prime is 9919196003. The next prime is 9919196059. The reversal of 9919196012 is 2106919199.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5931698 + ... + 5933369.

It is an arithmetic number, because the mean of its divisors is an integer number (830554760).

Almost surely, 2^9919196012 is an apocalyptic number.

It is an amenable number.

9919196012 is an abundant number, since it is smaller than the sum of its proper divisors (10014118228).

9919196012 is a wasteful number, since it uses less digits than its factorization.

9919196012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11865101 (or 11865099 counting only the distinct ones).

The product of its (nonzero) digits is 78732, while the sum is 47.

The square root of 9919196012 is about 99595.1605852413. The cubic root of 9919196012 is about 2148.6160924182.

The spelling of 9919196012 in words is "nine billion, nine hundred nineteen million, one hundred ninety-six thousand, twelve".