19114949319 has 32 divisors (see below), whose sum is σ = 26824089600. Its totient is φ = 12084372960.

The previous prime is 19114949299. The next prime is 19114949341. The reversal of 19114949319 is 91394941191.

It is not a de Polignac number, because 19114949319 - 2²¹ = 19112852167 is a prime.

It is a super-2 number, since 2×19114949319² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19114949389) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12649774 + ... + 12651284.

It is an arithmetic number, because the mean of its divisors is an integer number (838252800).

Almost surely, 2^19114949319 is an apocalyptic number.

19114949319 is a deficient number, since it is larger than the sum of its proper divisors (7709140281).

19114949319 is a wasteful number, since it uses less digits than its factorization.

19114949319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2995.

The product of its digits is 314928, while the sum is 51.

The spelling of 19114949319 in words is "nineteen billion, one hundred fourteen million, nine hundred forty-nine thousand, three hundred nineteen".