19741734719 has 8 divisors (see below), whose sum is σ = 22898729088. Its totient is φ = 16668927000.

The previous prime is 19741734713. The next prime is 19741734751. The reversal of 19741734719 is 91743714791.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19741734719 is a prime.

It is a super-2 number, since 2×19741734719² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19741734713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21046157 + ... + 21047094.

It is an arithmetic number, because the mean of its divisors is an integer number (2862341136).

Almost surely, 2^19741734719 is an apocalyptic number.

19741734719 is a deficient number, since it is larger than the sum of its proper divisors (3156994369).

19741734719 is an equidigital number, since it uses as much as digits as its factorization.

19741734719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42093325.

The product of its digits is 1333584, while the sum is 53.

The spelling of 19741734719 in words is "nineteen billion, seven hundred forty-one million, seven hundred thirty-four thousand, seven hundred nineteen".