19225759225 has 24 divisors (see below), whose sum is σ = 24891174720. Its totient is φ = 14703184320.

The previous prime is 19225759219. The next prime is 19225759243. The reversal of 19225759225 is 52295752291.

It is not a de Polignac number, because 19225759225 - 2⁵ = 19225759193 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1064571 + ... + 1082479.

It is an arithmetic number, because the mean of its divisors is an integer number (1037132280).

Almost surely, 2^19225759225 is an apocalyptic number.

It is an amenable number.

19225759225 is a deficient number, since it is larger than the sum of its proper divisors (5665415495).

19225759225 is a wasteful number, since it uses less digits than its factorization.

19225759225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19809 (or 19804 counting only the distinct ones).

The product of its digits is 1134000, while the sum is 49.

The spelling of 19225759225 in words is "nineteen billion, two hundred twenty-five million, seven hundred fifty-nine thousand, two hundred twenty-five".