19216414128 has 40 divisors (see below), whose sum is σ = 50984094448. Its totient is φ = 6232349952.

The previous prime is 19216414121. The next prime is 19216414153. The reversal of 19216414128 is 82141461291.

It is not an unprimeable number, because it can be changed into a prime (19216414121) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5408251 + ... + 5411802.

Almost surely, 2^19216414128 is an apocalyptic number.

It is an amenable number.

19216414128 is an abundant number, since it is smaller than the sum of its proper divisors (31767680320).

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

19216414128 is a wasteful number, since it uses less digits than its factorization.

19216414128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10820101 (or 10820095 counting only the distinct ones).

The product of its digits is 27648, while the sum is 39.

The spelling of 19216414128 in words is "nineteen billion, two hundred sixteen million, four hundred fourteen thousand, one hundred twenty-eight".