19713723304 has 16 divisors (see below), whose sum is σ = 40323525120. Its totient is φ = 8960783280.

The previous prime is 19713723241. The next prime is 19713723343. The reversal of 19713723304 is 40332731791.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112009704 + ... + 112009879.

It is an arithmetic number, because the mean of its divisors is an integer number (2520220320).

Almost surely, 2^19713723304 is an apocalyptic number.

It is an amenable number.

19713723304 is an abundant number, since it is smaller than the sum of its proper divisors (20609801816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

19713723304 is a wasteful number, since it uses less digits than its factorization.

19713723304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224019600 (or 224019596 counting only the distinct ones).

The product of its (nonzero) digits is 95256, while the sum is 40.

The spelling of 19713723304 in words is "nineteen billion, seven hundred thirteen million, seven hundred twenty-three thousand, three hundred four".