19519482814 has 16 divisors (see below), whose sum is σ = 31535903952. Its totient is φ = 9007725888.

The previous prime is 19519482809. The next prime is 19519482817. The reversal of 19519482814 is 41828491591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19519482817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150577 + ... + 248419.

It is an arithmetic number, because the mean of its divisors is an integer number (1970993997).

Almost surely, 2^19519482814 is an apocalyptic number.

19519482814 is a deficient number, since it is larger than the sum of its proper divisors (12016421138).

19519482814 is a wasteful number, since it uses less digits than its factorization.

19519482814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105531.

The product of its digits is 829440, while the sum is 52.

The spelling of 19519482814 in words is "nineteen billion, five hundred nineteen million, four hundred eighty-two thousand, eight hundred fourteen".