1282327121536 has 16 divisors (see below), whose sum is σ = 2554636062690. Its totient is φ = 641163560704.

The previous prime is 1282327121521. The next prime is 1282327121611. The reversal of 1282327121536 is 6351217232821.

It can be written as a sum of positive squares in only one way, i.e., 941784847936 + 340542273600 = 970456^2 + 583560^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 1282327121492 and 1282327121501.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5009090191 + ... + 5009090446.

Almost surely, 2^{1282327121536} is an apocalyptic number.

1282327121536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1282327121536 is a deficient number, since it is larger than the sum of its proper divisors (1272308941154).

1282327121536 is an equidigital number, since it uses as much as digits as its factorization.

1282327121536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10018180651 (or 10018180639 counting only the distinct ones).

The product of its digits is 241920, while the sum is 43.

The spelling of 1282327121536 in words is "one trillion, two hundred eighty-two billion, three hundred twenty-seven million, one hundred twenty-one thousand, five hundred thirty-six".