20344711523410 has 16 divisors (see below), whose sum is σ = 36626554906200. Its totient is φ = 8136534795136.

The previous prime is 20344711523371. The next prime is 20344711523417. The reversal of 20344711523410 is 1432511744302.

It can be written as a sum of positive squares in 4 ways, for example, as 18215508169369 + 2129203354041 = 4267963^2 + 1459179^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20344711523410.

It is not an unprimeable number, because it can be changed into a prime (20344711523417) 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, 168663475 + ... + 168784054.

Almost surely, 2^{20344711523410} is an apocalyptic number.

20344711523410 is a deficient number, since it is larger than the sum of its proper divisors (16281843382790).

20344711523410 is a wasteful number, since it uses less digits than its factorization.

20344711523410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337453565.

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 20344711523410 in words is "twenty trillion, three hundred forty-four billion, seven hundred eleven million, five hundred twenty-three thousand, four hundred ten".