1982482678198 has 16 divisors (see below), whose sum is σ = 3355926791760. Its totient is φ = 870055093600.

The previous prime is 1982482678177. The next prime is 1982482678213. The reversal of 1982482678198 is 8918762842891.

It is a super-2 number, since 2×1982482678198² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1982482678198.

It is a congruent number.

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, 1553669173 + ... + 1553670448.

It is an arithmetic number, because the mean of its divisors is an integer number (209745424485).

Almost surely, 2^{1982482678198} is an apocalyptic number.

1982482678198 is a deficient number, since it is larger than the sum of its proper divisors (1373444113562).

1982482678198 is a wasteful number, since it uses less digits than its factorization.

1982482678198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3107339663.

The product of its digits is 222953472, while the sum is 73.

The spelling of 1982482678198 in words is "one trillion, nine hundred eighty-two billion, four hundred eighty-two million, six hundred seventy-eight thousand, one hundred ninety-eight".