1982199029902 has 16 divisors (see below), whose sum is σ = 3659444363232. Its totient is φ = 784166649120.

The previous prime is 1982199029897. The next prime is 1982199029917. The reversal of 1982199029902 is 2099209912891.

It is a super-2 number, since 2×1982199029902² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5445601549 + ... + 5445601912.

It is an arithmetic number, because the mean of its divisors is an integer number (228715272702).

Almost surely, 2^{1982199029902} is an apocalyptic number.

1982199029902 is a deficient number, since it is larger than the sum of its proper divisors (1677245333330).

1982199029902 is a wasteful number, since it uses less digits than its factorization.

1982199029902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10891203483.

The product of its (nonzero) digits is 3779136, while the sum is 61.

The spelling of 1982199029902 in words is "one trillion, nine hundred eighty-two billion, one hundred ninety-nine million, twenty-nine thousand, nine hundred two".