1982616526523 has 16 divisors (see below), whose sum is σ = 2039972014080. Its totient is φ = 1926006068064.

The previous prime is 1982616526507. The next prime is 1982616526529. The reversal of 1982616526523 is 3256256162891.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1982616526523 - 2⁴ = 1982616526507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1982616526529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37438658 + ... + 37491576.

It is an arithmetic number, because the mean of its divisors is an integer number (127498250880).

Almost surely, 2^{1982616526523} is an apocalyptic number.

1982616526523 is a deficient number, since it is larger than the sum of its proper divisors (57355487557).

1982616526523 is a wasteful number, since it uses less digits than its factorization.

1982616526523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59938.

The product of its digits is 9331200, while the sum is 56.

The spelling of 1982616526523 in words is "one trillion, nine hundred eighty-two billion, six hundred sixteen million, five hundred twenty-six thousand, five hundred twenty-three".