13403132433040 has 120 divisors (see below), whose sum is σ = 36262235354112. Its totient is φ = 4593808961280.

The previous prime is 13403132433023. The next prime is 13403132433043. The reversal of 13403132433040 is 4033423130431.

It is a junction number, because it is equal to n+sod(n) for n = 13403132432993 and 13403132433011.

It is not an unprimeable number, because it can be changed into a prime (13403132433043) 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 23 ways as a sum of consecutive naturals, for example, 11070897 + ... + 12221743.

Almost surely, 2^{13403132433040} is an apocalyptic number.

13403132433040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13403132433040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18131117677056).

13403132433040 is an abundant number, since it is smaller than the sum of its proper divisors (22859102921072).

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

13403132433040 is a wasteful number, since it uses less digits than its factorization.

13403132433040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153845 (or 1153832 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 13403132433040 its reverse (4033423130431), we get a palindrome (17436555563471).

The spelling of 13403132433040 in words is "thirteen trillion, four hundred three billion, one hundred thirty-two million, four hundred thirty-three thousand, forty".