19672822225 has 48 divisors (see below), whose sum is σ = 28460678400. Its totient is φ = 13209580800.

The previous prime is 19672822219. The next prime is 19672822321. The reversal of 19672822225 is 52222827691.

It is not a de Polignac number, because 19672822225 - 2¹⁹ = 19672297937 is a prime.

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 47 ways as a sum of consecutive naturals, for example, 5553955 + ... + 5557495.

It is an arithmetic number, because the mean of its divisors is an integer number (592930800).

Almost surely, 2^19672822225 is an apocalyptic number.

It is an amenable number.

19672822225 is a deficient number, since it is larger than the sum of its proper divisors (8787856175).

19672822225 is a wasteful number, since it uses less digits than its factorization.

19672822225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4210 (or 4205 counting only the distinct ones).

The product of its digits is 483840, while the sum is 46.

The spelling of 19672822225 in words is "nineteen billion, six hundred seventy-two million, eight hundred twenty-two thousand, two hundred twenty-five".