1282323520166 has 16 divisors (see below), whose sum is σ = 2071537194384. Its totient is φ = 591815479584.

The previous prime is 1282323520069. The next prime is 1282323520189. The reversal of 1282323520166 is 6610253232821.

It is a super-2 number, since 2×1282323520166² (a number of 25 digits) contains 22 as substring.

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, 483140 + ... + 1672743.

It is an arithmetic number, because the mean of its divisors is an integer number (129471074649).

Almost surely, 2^{1282323520166} is an apocalyptic number.

1282323520166 is a deficient number, since it is larger than the sum of its proper divisors (789213674218).

1282323520166 is a wasteful number, since it uses less digits than its factorization.

1282323520166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2178775.

The product of its (nonzero) digits is 207360, while the sum is 41.

Adding to 1282323520166 its reverse (6610253232821), we get a palindrome (7892576752987).

The spelling of 1282323520166 in words is "one trillion, two hundred eighty-two billion, three hundred twenty-three million, five hundred twenty thousand, one hundred sixty-six".