19560641104 has 20 divisors (see below), whose sum is σ = 37910284276. Its totient is φ = 9777341952.

The previous prime is 19560641083. The next prime is 19560641117. The reversal of 19560641104 is 40114606591.

It can be written as a sum of positive squares in 2 ways, for example, as 14957290000 + 4603351104 = 122300^2 + 67848^2 .

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 131499 + ... + 237514.

Almost surely, 2^19560641104 is an apocalyptic number.

It is an amenable number.

19560641104 is a deficient number, since it is larger than the sum of its proper divisors (18349643172).

19560641104 is a wasteful number, since it uses less digits than its factorization.

19560641104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372334 (or 372328 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 37.

The spelling of 19560641104 in words is "nineteen billion, five hundred sixty million, six hundred forty-one thousand, one hundred four".