19069868056 has 8 divisors (see below), whose sum is σ = 35756002620. Its totient is φ = 9534934024.

The previous prime is 19069868021. The next prime is 19069868089. The reversal of 19069868056 is 65086896091.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1191866746 + ... + 1191866761.

Almost surely, 2^19069868056 is an apocalyptic number.

It is an amenable number.

19069868056 is a deficient number, since it is larger than the sum of its proper divisors (16686134564).

19069868056 is a wasteful number, since it uses less digits than its factorization.

19069868056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2383733513 (or 2383733509 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 58.

The spelling of 19069868056 in words is "nineteen billion, sixty-nine million, eight hundred sixty-eight thousand, fifty-six".