19816704735010 has 16 divisors (see below), whose sum is σ = 35693096355000. Its totient is φ = 7921564598016.

The previous prime is 19816704734993. The next prime is 19816704735029. The reversal of 19816704735010 is 1053740761891.

It can be written as a sum of positive squares in 4 ways, for example, as 14727073982569 + 5089630752441 = 3837587^2 + 2256021^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 639645735 + ... + 639676714.

Almost surely, 2^{19816704735010} is an apocalyptic number.

19816704735010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19816704735010 is a deficient number, since it is larger than the sum of its proper divisors (15876391619990).

19816704735010 is a wasteful number, since it uses less digits than its factorization.

19816704735010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1279324005.

The product of its (nonzero) digits is 1270080, while the sum is 52.

The spelling of 19816704735010 in words is "nineteen trillion, eight hundred sixteen billion, seven hundred four million, seven hundred thirty-five thousand, ten".