19422628232 has 36 divisors (see below), whose sum is σ = 42369149655. Its totient is φ = 8322800976.

The previous prime is 19422628219. The next prime is 19422628241. The reversal of 19422628232 is 23282622491.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 9711314116 + 9711314116 = 98546^2 + 98546^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=98546.

It is a self number, because there is not a number n which added to its sum of digits gives 19422628232.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2755769 + ... + 2762807.

Almost surely, 2^19422628232 is an apocalyptic number.

It is an amenable number.

19422628232 is an abundant number, since it is smaller than the sum of its proper divisors (22946521423).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

19422628232 is an frugal number, since it uses more digits than its factorization.

19422628232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14098 (or 7048 counting only the distinct ones).

The product of its digits is 165888, while the sum is 41.

The spelling of 19422628232 in words is "nineteen billion, four hundred twenty-two million, six hundred twenty-eight thousand, two hundred thirty-two".