19039397086 has 16 divisors (see below), whose sum is σ = 29552739840. Its totient is φ = 9188680480.

The previous prime is 19039397081. The next prime is 19039397087. The reversal of 19039397086 is 68079393091.

19039397086 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19039397081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153315 + ... + 248161.

It is an arithmetic number, because the mean of its divisors is an integer number (1847046240).

Almost surely, 2^19039397086 is an apocalyptic number.

19039397086 is a deficient number, since it is larger than the sum of its proper divisors (10513342754).

19039397086 is a wasteful number, since it uses less digits than its factorization.

19039397086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98339.

The product of its (nonzero) digits is 2204496, while the sum is 55.

The spelling of 19039397086 in words is "nineteen billion, thirty-nine million, three hundred ninety-seven thousand, eighty-six".