19494794096 has 10 divisors (see below), whose sum is σ = 37771163592. Its totient is φ = 9747397040.

The previous prime is 19494794087. The next prime is 19494794113. The reversal of 19494794096 is 69049749491.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 609212300 + ... + 609212331.

Almost surely, 2^19494794096 is an apocalyptic number.

19494794096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

19494794096 is a deficient number, since it is larger than the sum of its proper divisors (18276369496).

19494794096 is a wasteful number, since it uses less digits than its factorization.

19494794096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1218424639 (or 1218424633 counting only the distinct ones).

The product of its (nonzero) digits is 17635968, while the sum is 62.

The spelling of 19494794096 in words is "nineteen billion, four hundred ninety-four million, seven hundred ninety-four thousand, ninety-six".