1982753622369 has 64 divisors (see below), whose sum is σ = 3190175457280. Its totient is φ = 1209827404800.

The previous prime is 1982753622361. The next prime is 1982753622457. The reversal of 1982753622369 is 9632263572891.

1982753622369 is a `hidden beast` number, since 1 + 98 + 2 + 7 + 536 + 2 + 2 + 3 + 6 + 9 = 666.

It is not a de Polignac number, because 1982753622369 - 2³ = 1982753622361 is a prime.

It is a super-2 number, since 2×1982753622369² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1982753622361) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 80270829 + ... + 80295525.

It is an arithmetic number, because the mean of its divisors is an integer number (49846491520).

Almost surely, 2^{1982753622369} is an apocalyptic number.

It is an amenable number.

1982753622369 is a deficient number, since it is larger than the sum of its proper divisors (1207421834911).

1982753622369 is a wasteful number, since it uses less digits than its factorization.

1982753622369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26647 (or 26641 counting only the distinct ones).

The product of its digits is 58786560, while the sum is 63.

The spelling of 1982753622369 in words is "one trillion, nine hundred eighty-two billion, seven hundred fifty-three million, six hundred twenty-two thousand, three hundred sixty-nine".