1982357674733 has 2 divisors, whose sum is σ = 1982357674734. Its totient is φ = 1982357674732.

The previous prime is 1982357674729. The next prime is 1982357674741. The reversal of 1982357674733 is 3374767532891.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1555141184809 + 427216489924 = 1247053^2 + 653618^2 .

It is a cyclic number.

It is not a de Polignac number, because 1982357674733 - 2² = 1982357674729 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1982357674733.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1982357674763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 991178837366 + 991178837367.

It is an arithmetic number, because the mean of its divisors is an integer number (991178837367).

Almost surely, 2^{1982357674733} is an apocalyptic number.

It is an amenable number.

1982357674733 is a deficient number, since it is larger than the sum of its proper divisors (1).

1982357674733 is an equidigital number, since it uses as much as digits as its factorization.

1982357674733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 160030080, while the sum is 65.

The spelling of 1982357674733 in words is "one trillion, nine hundred eighty-two billion, three hundred fifty-seven million, six hundred seventy-four thousand, seven hundred thirty-three".