19162034329 has 3 divisors (see below), whose sum is σ = 19162172757. Its totient is φ = 19161895902.

The previous prime is 19162034323. The next prime is 19162034351. The reversal of 19162034329 is 92343026191.

The square root of 19162034329 is 138427.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 19162034329 - 2⁹ = 19162033817 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 19162034291 and 19162034300.

It is not an unprimeable number, because it can be changed into a prime (19162034323) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 69214 + ... + 207640.

It is an arithmetic number, because the mean of its divisors is an integer number (6387390919).

Almost surely, 2^19162034329 is an apocalyptic number.

19162034329 is the 138427-th square number.

19162034329 is the 69214-th centered octagonal number.

It is an amenable number.

19162034329 is a deficient number, since it is larger than the sum of its proper divisors (138428).

19162034329 is an frugal number, since it uses more digits than its factorization.

19162034329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276854 (or 138427 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 40.

The spelling of 19162034329 in words is "nineteen billion, one hundred sixty-two million, thirty-four thousand, three hundred twenty-nine".