20095930969209 has 48 divisors (see below), whose sum is σ = 29621087862912. Its totient is φ = 13124098600704.

The previous prime is 20095930969207. The next prime is 20095930969229. The reversal of 20095930969209 is 90296903959002.

It is not a de Polignac number, because 20095930969209 - 2¹ = 20095930969207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20095930969207) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2123627412 + ... + 2123636874.

It is an arithmetic number, because the mean of its divisors is an integer number (617105997144).

Almost surely, 2^{20095930969209} is an apocalyptic number.

It is an amenable number.

20095930969209 is a deficient number, since it is larger than the sum of its proper divisors (9525156893703).

20095930969209 is a wasteful number, since it uses less digits than its factorization.

20095930969209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15966 (or 15963 counting only the distinct ones).

The product of its (nonzero) digits is 21257640, while the sum is 63.

The spelling of 20095930969209 in words is "twenty trillion, ninety-five billion, nine hundred thirty million, nine hundred sixty-nine thousand, two hundred nine".