2016989369205 has 32 divisors (see below), whose sum is σ = 3282049411200. Its totient is φ = 1057440728832.

The previous prime is 2016989369203. The next prime is 2016989369243. The reversal of 2016989369205 is 5029639896102.

It is not a de Polignac number, because 2016989369205 - 2¹ = 2016989369203 is a prime.

It is a super-2 number, since 2×2016989369205² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2016989369203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21821347 + ... + 21913583.

It is an arithmetic number, because the mean of its divisors is an integer number (102564044100).

Almost surely, 2^{2016989369205} is an apocalyptic number.

It is an amenable number.

2016989369205 is a deficient number, since it is larger than the sum of its proper divisors (1265060041995).

2016989369205 is a wasteful number, since it uses less digits than its factorization.

2016989369205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117013.

The product of its (nonzero) digits is 12597120, while the sum is 60.

The spelling of 2016989369205 in words is "two trillion, sixteen billion, nine hundred eighty-nine million, three hundred sixty-nine thousand, two hundred five".