19796049904192 has 112 divisors (see below), whose sum is σ = 42005912757120. Its totient is φ = 9223464886272.

The previous prime is 19796049904187. The next prime is 19796049904199. The reversal of 19796049904192 is 29140994069791.

It is not an unprimeable number, because it can be changed into a prime (19796049904199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 657464434 + ... + 657494542.

Almost surely, 2^{19796049904192} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19796049904192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21002956378560).

19796049904192 is an abundant number, since it is smaller than the sum of its proper divisors (22209862852928).

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

19796049904192 is a wasteful number, since it uses less digits than its factorization.

19796049904192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36108 (or 36098 counting only the distinct ones).

The product of its (nonzero) digits is 79361856, while the sum is 70.

The spelling of 19796049904192 in words is "nineteen trillion, seven hundred ninety-six billion, forty-nine million, nine hundred four thousand, one hundred ninety-two".