20009089065185 has 8 divisors (see below), whose sum is σ = 26193716594496. Its totient is φ = 14552064774640.

The previous prime is 20009089065179. The next prime is 20009089065191. The reversal of 20009089065185 is 58156098090002.

It is an interprime number because it is at equal distance from previous prime (20009089065179) and next prime (20009089065191).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20009089065185 - 2¹⁰ = 20009089064161 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181900809629 + ... + 181900809738.

It is an arithmetic number, because the mean of its divisors is an integer number (3274214574312).

Almost surely, 2^{20009089065185} is an apocalyptic number.

It is an amenable number.

20009089065185 is a deficient number, since it is larger than the sum of its proper divisors (6184627529311).

20009089065185 is a wasteful number, since it uses less digits than its factorization.

20009089065185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363801619383.

The product of its (nonzero) digits is 1555200, while the sum is 53.

The spelling of 20009089065185 in words is "twenty trillion, nine billion, eighty-nine million, sixty-five thousand, one hundred eighty-five".