19599439150 has 12 divisors (see below), whose sum is σ = 36454956912. Its totient is φ = 7839775640.

The previous prime is 19599439099. The next prime is 19599439217. The reversal of 19599439150 is 5193499591.

It is a junction number, because it is equal to n+sod(n) for n = 19599439091 and 19599439100.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 195994342 + ... + 195994441.

It is an arithmetic number, because the mean of its divisors is an integer number (3037913076).

Almost surely, 2^19599439150 is an apocalyptic number.

19599439150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19599439150 is a deficient number, since it is larger than the sum of its proper divisors (16855517762).

19599439150 is a wasteful number, since it uses less digits than its factorization.

19599439150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391988795 (or 391988790 counting only the distinct ones).

The product of its (nonzero) digits is 1968300, while the sum is 55.

The spelling of 19599439150 in words is "nineteen billion, five hundred ninety-nine million, four hundred thirty-nine thousand, one hundred fifty".