2179822963982 has 4 divisors (see below), whose sum is σ = 3269734445976. Its totient is φ = 1089911481990.

The previous prime is 2179822963979. The next prime is 2179822964021. The reversal of 2179822963982 is 2893692289712.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 544955740994 + ... + 544955740997.

It is an arithmetic number, because the mean of its divisors is an integer number (817433611494).

Almost surely, 2^{2179822963982} is an apocalyptic number.

2179822963982 is a deficient number, since it is larger than the sum of its proper divisors (1089911481994).

2179822963982 is a wasteful number, since it uses less digits than its factorization.

2179822963982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1089911481993.

The product of its digits is 94058496, while the sum is 68.

The spelling of 2179822963982 in words is "two trillion, one hundred seventy-nine billion, eight hundred twenty-two million, nine hundred sixty-three thousand, nine hundred eighty-two".