19229827994 has 32 divisors (see below), whose sum is σ = 32449697280. Its totient is φ = 8480115072.

The previous prime is 19229827963. The next prime is 19229828011. The reversal of 19229827994 is 49972892291.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 543167 + ... + 577485.

It is an arithmetic number, because the mean of its divisors is an integer number (1014053040).

Almost surely, 2^19229827994 is an apocalyptic number.

19229827994 is a deficient number, since it is larger than the sum of its proper divisors (13219869286).

19229827994 is a wasteful number, since it uses less digits than its factorization.

19229827994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35294.

The product of its digits is 11757312, while the sum is 62.

The spelling of 19229827994 in words is "nineteen billion, two hundred twenty-nine million, eight hundred twenty-seven thousand, nine hundred ninety-four".