19148469796 has 6 divisors (see below), whose sum is σ = 33509822150. Its totient is φ = 9574234896.

The previous prime is 19148469779. The next prime is 19148469803. The reversal of 19148469796 is 69796484191.

It can be written as a sum of positive squares in only one way, i.e., 15612502500 + 3535967296 = 124950^2 + 59464^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2393558721 + ... + 2393558728.

Almost surely, 2^19148469796 is an apocalyptic number.

It is an amenable number.

19148469796 is a deficient number, since it is larger than the sum of its proper divisors (14361352354).

19148469796 is a wasteful number, since it uses less digits than its factorization.

19148469796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4787117453 (or 4787117451 counting only the distinct ones).

The product of its digits is 23514624, while the sum is 64.

The spelling of 19148469796 in words is "nineteen billion, one hundred forty-eight million, four hundred sixty-nine thousand, seven hundred ninety-six".