19047004828 has 12 divisors (see below), whose sum is σ = 33335871352. Its totient is φ = 9522470160.

The previous prime is 19047004819. The next prime is 19047004829. The reversal of 19047004828 is 82840074091.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19047004829) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215778 + ... + 290953.

Almost surely, 2^19047004828 is an apocalyptic number.

It is an amenable number.

19047004828 is a deficient number, since it is larger than the sum of its proper divisors (14288866524).

19047004828 is a wasteful number, since it uses less digits than its factorization.

19047004828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516132 (or 516130 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 43.

The spelling of 19047004828 in words is "nineteen billion, forty-seven million, four thousand, eight hundred twenty-eight".