1328336383281 has 16 divisors (see below), whose sum is σ = 1828900996608. Its totient is φ = 856685088000.

The previous prime is 1328336383273. The next prime is 1328336383301. The reversal of 1328336383281 is 1823836338231.

It is not a de Polignac number, because 1328336383281 - 2³ = 1328336383273 is a prime.

It is a super-2 number, since 2×1328336383281² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1328336384281) 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, 2289166 + ... + 2810151.

It is an arithmetic number, because the mean of its divisors is an integer number (114306312288).

Almost surely, 2^{1328336383281} is an apocalyptic number.

It is an amenable number.

1328336383281 is a deficient number, since it is larger than the sum of its proper divisors (500564613327).

1328336383281 is a wasteful number, since it uses less digits than its factorization.

1328336383281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5102152.

The product of its digits is 2985984, while the sum is 51.

The spelling of 1328336383281 in words is "one trillion, three hundred twenty-eight billion, three hundred thirty-six million, three hundred eighty-three thousand, two hundred eighty-one".