19019472530 has 16 divisors (see below), whose sum is σ = 36036895680. Its totient is φ = 7207378992.

The previous prime is 19019472529. The next prime is 19019472553. The reversal of 19019472530 is 3527491091.

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 7 ways as a sum of consecutive naturals, for example, 50051054 + ... + 50051433.

It is an arithmetic number, because the mean of its divisors is an integer number (2252305980).

Almost surely, 2^19019472530 is an apocalyptic number.

19019472530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19019472530 is a deficient number, since it is larger than the sum of its proper divisors (17017423150).

19019472530 is a wasteful number, since it uses less digits than its factorization.

19019472530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100102513.

The product of its (nonzero) digits is 68040, while the sum is 41.

The spelling of 19019472530 in words is "nineteen billion, nineteen million, four hundred seventy-two thousand, five hundred thirty".