1982566606716 has 72 divisors (see below), whose sum is σ = 5118894091584. Its totient is φ = 646696350720.

The previous prime is 1982566606711. The next prime is 1982566606771. The reversal of 1982566606716 is 6176066652891.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1982566606711) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11475696 + ... + 11647176.

It is an arithmetic number, because the mean of its divisors is an integer number (71095751272).

Almost surely, 2^{1982566606716} is an apocalyptic number.

It is an amenable number.

1982566606716 is an abundant number, since it is smaller than the sum of its proper divisors (3136327484868).

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

1982566606716 is a wasteful number, since it uses less digits than its factorization.

1982566606716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178371 (or 178366 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 63.

The spelling of 1982566606716 in words is "one trillion, nine hundred eighty-two billion, five hundred sixty-six million, six hundred six thousand, seven hundred sixteen".