19226012125 has 64 divisors (see below), whose sum is σ = 25993094400. Its totient is φ = 14150016000.

The previous prime is 19226012119. The next prime is 19226012129. The reversal of 19226012125 is 52121062291.

It is not a de Polignac number, because 19226012125 - 2⁷ = 19226011997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19226012129) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 33788841 + ... + 33789409.

It is an arithmetic number, because the mean of its divisors is an integer number (406142100).

Almost surely, 2^19226012125 is an apocalyptic number.

It is an amenable number.

19226012125 is a deficient number, since it is larger than the sum of its proper divisors (6767082275).

19226012125 is a wasteful number, since it uses less digits than its factorization.

19226012125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 991 (or 981 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 31.

The spelling of 19226012125 in words is "nineteen billion, two hundred twenty-six million, twelve thousand, one hundred twenty-five".