201980162196 has 96 divisors (see below), whose sum is σ = 526700684160. Its totient is φ = 66935808000.

The previous prime is 201980162177. The next prime is 201980162203. The reversal of 201980162196 is 691261089102.

201980162196 is a `hidden beast` number, since 2 + 0 + 19 + 8 + 0 + 1 + 621 + 9 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15009271 + ... + 15022721.

It is an arithmetic number, because the mean of its divisors is an integer number (5486465460).

Almost surely, 2^201980162196 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201980162196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (263350342080).

201980162196 is an abundant number, since it is smaller than the sum of its proper divisors (324720521964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201980162196 is a wasteful number, since it uses less digits than its factorization.

201980162196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14262 (or 14254 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 45.

The spelling of 201980162196 in words is "two hundred one billion, nine hundred eighty million, one hundred sixty-two thousand, one hundred ninety-six".