19844706234 has 16 divisors (see below), whose sum is σ = 40969716480. Its totient is φ = 6401518080.

The previous prime is 19844706221. The next prime is 19844706239. The reversal of 19844706234 is 43260744891.

It is not an unprimeable number, because it can be changed into a prime (19844706239) 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, 53345799 + ... + 53346170.

It is an arithmetic number, because the mean of its divisors is an integer number (2560607280).

Almost surely, 2^19844706234 is an apocalyptic number.

19844706234 is an abundant number, since it is smaller than the sum of its proper divisors (21125010246).

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

19844706234 is a wasteful number, since it uses less digits than its factorization.

19844706234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106692005.

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 19844706234 in words is "nineteen billion, eight hundred forty-four million, seven hundred six thousand, two hundred thirty-four".