19050072484 has 9 divisors (see below), whose sum is σ = 33338109931. Its totient is φ = 9524898220.

The previous prime is 19050072407. The next prime is 19050072493. The reversal of 19050072484 is 48427005091.

The square root of 19050072484 is 138022.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian 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 2 ways as a sum of consecutive naturals, for example, 241539 + ... + 310549.

Almost surely, 2^19050072484 is an apocalyptic number.

19050072484 is the 138022-nd square number.

It is an amenable number.

19050072484 is a deficient number, since it is larger than the sum of its proper divisors (14288037447).

19050072484 is an frugal number, since it uses more digits than its factorization.

19050072484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138026 (or 69013 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 40.

The spelling of 19050072484 in words is "nineteen billion, fifty million, seventy-two thousand, four hundred eighty-four".