20150071165099 has 16 divisors (see below), whose sum is σ = 21611180414880. Its totient is φ = 18729032474880.

The previous prime is 20150071165043. The next prime is 20150071165109. The reversal of 20150071165099 is 99056117005102.

It is a cyclic number.

It is not a de Polignac number, because 20150071165099 - 2¹¹ = 20150071163051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20150071465099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71958439 + ... + 72237919.

It is an arithmetic number, because the mean of its divisors is an integer number (1350698775930).

Almost surely, 2^{20150071165099} is an apocalyptic number.

20150071165099 is a deficient number, since it is larger than the sum of its proper divisors (1461109249781).

20150071165099 is a wasteful number, since it uses less digits than its factorization.

20150071165099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351150.

The product of its (nonzero) digits is 170100, while the sum is 46.

The spelling of 20150071165099 in words is "twenty trillion, one hundred fifty billion, seventy-one million, one hundred sixty-five thousand, ninety-nine".