20109072050596 has 9 divisors (see below), whose sum is σ = 35190891783649. Its totient is φ = 10054531540984.

The previous prime is 20109072050569. The next prime is 20109072050611. The reversal of 20109072050596 is 69505027090102.

The square root of 20109072050596 is 4484314.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 6770039724900 + 13339032325696 = 2601930^2 + 3652264^2 .

It is a super-2 number, since 2×20109072050596² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 7847550 + ... + 10089706.

Almost surely, 2^{20109072050596} is an apocalyptic number.

20109072050596 is the 4484314-th square number.

It is an amenable number.

20109072050596 is a deficient number, since it is larger than the sum of its proper divisors (15081819733053).

20109072050596 is an frugal number, since it uses more digits than its factorization.

20109072050596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4484318 (or 2242159 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 46.

The spelling of 20109072050596 in words is "twenty trillion, one hundred nine billion, seventy-two million, fifty thousand, five hundred ninety-six".