1982162198196 has 96 divisors (see below), whose sum is σ = 5172568934400. Its totient is φ = 656405907840.

The previous prime is 1982162198179. The next prime is 1982162198213. The reversal of 1982162198196 is 6918912612891.

1982162198196 is a `hidden beast` number, since 19 + 8 + 216 + 219 + 8 + 196 = 666.

It is an interprime number because it is at equal distance from previous prime (1982162198179) and next prime (1982162198213).

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, 15883290 + ... + 16007598.

It is an arithmetic number, because the mean of its divisors is an integer number (53880926400).

Almost surely, 2^{1982162198196} 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 1982162198196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2586284467200).

1982162198196 is an abundant number, since it is smaller than the sum of its proper divisors (3190406736204).

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

1982162198196 is a wasteful number, since it uses less digits than its factorization.

1982162198196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125286 (or 125278 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 63.

The spelling of 1982162198196 in words is "one trillion, nine hundred eighty-two billion, one hundred sixty-two million, one hundred ninety-eight thousand, one hundred ninety-six".