1982897075215 has 8 divisors (see below), whose sum is σ = 2719401703200. Its totient is φ = 1359700851552.

The previous prime is 1982897075207. The next prime is 1982897075267. The reversal of 1982897075215 is 5125707982891.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1982897075215 - 2³ = 1982897075207 is a prime.

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, 28327101040 + ... + 28327101109.

It is an arithmetic number, because the mean of its divisors is an integer number (339925212900).

Almost surely, 2^{1982897075215} is an apocalyptic number.

1982897075215 is a deficient number, since it is larger than the sum of its proper divisors (736504627985).

1982897075215 is an equidigital number, since it uses as much as digits as its factorization.

1982897075215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56654202161.

The product of its (nonzero) digits is 25401600, while the sum is 64.

The spelling of 1982897075215 in words is "one trillion, nine hundred eighty-two billion, eight hundred ninety-seven million, seventy-five thousand, two hundred fifteen".