1312433533408 has 24 divisors (see below), whose sum is σ = 2584525415472. Its totient is φ = 656046126336.

The previous prime is 1312433533403. The next prime is 1312433533417. The reversal of 1312433533408 is 8043353342131.

It is a super-2 number, since 2×1312433533408² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312433533403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5207485 + ... + 5453692.

It is an arithmetic number, because the mean of its divisors is an integer number (107688558978).

Almost surely, 2^{1312433533408} is an apocalyptic number.

It is an amenable number.

1312433533408 is a deficient number, since it is larger than the sum of its proper divisors (1272091882064).

1312433533408 is a wasteful number, since it uses less digits than its factorization.

1312433533408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10665034 (or 10665026 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 40.

Adding to 1312433533408 its reverse (8043353342131), we get a palindrome (9355786875539).

It can be divided in two parts, 13 and 12433533408, that added together give a palindrome (12433533421).

The spelling of 1312433533408 in words is "one trillion, three hundred twelve billion, four hundred thirty-three million, five hundred thirty-three thousand, four hundred eight".