13433312123240 has 16 divisors (see below), whose sum is σ = 30224952277380. Its totient is φ = 5373324849280.

The previous prime is 13433312123237. The next prime is 13433312123249. The reversal of 13433312123240 is 4232121333431.

It can be written as a sum of positive squares in 2 ways, for example, as 13387446760996 + 45865362244 = 3658886^2 + 214162^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13433312123197 and 13433312123206.

It is not an unprimeable number, because it can be changed into a prime (13433312123249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167916401501 + ... + 167916401580.

Almost surely, 2^{13433312123240} is an apocalyptic number.

13433312123240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13433312123240 is an abundant number, since it is smaller than the sum of its proper divisors (16791640154140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13433312123240 is a wasteful number, since it uses less digits than its factorization.

13433312123240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335832803092 (or 335832803088 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 13433312123240 its reverse (4232121333431), we get a palindrome (17665433456671).

The spelling of 13433312123240 in words is "thirteen trillion, four hundred thirty-three billion, three hundred twelve million, one hundred twenty-three thousand, two hundred forty".