19063705228 has 24 divisors (see below), whose sum is σ = 33775873488. Its totient is φ = 9414053376.

The previous prime is 19063705207. The next prime is 19063705229. The reversal of 19063705228 is 82250736091.

It is not an unprimeable number, because it can be changed into a prime (19063705229) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 53400 + ... + 202432.

It is an arithmetic number, because the mean of its divisors is an integer number (1407328062).

Almost surely, 2^19063705228 is an apocalyptic number.

It is an amenable number.

19063705228 is a deficient number, since it is larger than the sum of its proper divisors (14712168260).

19063705228 is a wasteful number, since it uses less digits than its factorization.

19063705228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149433 (or 149431 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 19063705228 in words is "nineteen billion, sixty-three million, seven hundred five thousand, two hundred twenty-eight".