19500384483 has 6 divisors (see below), whose sum is σ = 28167222044. Its totient is φ = 13000256316.

The previous prime is 19500384473. The next prime is 19500384487. The reversal of 19500384483 is 38448300591.

19500384483 is a `hidden beast` number, since 1 + 95 + 0 + 0 + 3 + 84 + 483 = 666.

It is not a de Polignac number, because 19500384483 - 2⁹ = 19500383971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (19500384487) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1083354685 + ... + 1083354702.

Almost surely, 2^19500384483 is an apocalyptic number.

19500384483 is a deficient number, since it is larger than the sum of its proper divisors (8666837561).

19500384483 is a wasteful number, since it uses less digits than its factorization.

19500384483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2166709393 (or 2166709390 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 19500384483 in words is "nineteen billion, five hundred million, three hundred eighty-four thousand, four hundred eighty-three".