19101024194 has 16 divisors (see below), whose sum is σ = 32887608000. Its totient is φ = 8150404464.

The previous prime is 19101024149. The next prime is 19101024221. The reversal of 19101024194 is 49142010191.

19101024194 is nontrivially palindromic in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 19101024194.

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 7 ways as a sum of consecutive naturals, for example, 2975744 + ... + 2982155.

It is an arithmetic number, because the mean of its divisors is an integer number (2055475500).

Almost surely, 2^19101024194 is an apocalyptic number.

19101024194 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

19101024194 is a deficient number, since it is larger than the sum of its proper divisors (13786583806).

19101024194 is a wasteful number, since it uses less digits than its factorization.

19101024194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5958137.

The product of its (nonzero) digits is 2592, while the sum is 32.

The spelling of 19101024194 in words is "nineteen billion, one hundred one million, twenty-four thousand, one hundred ninety-four".