13403440132020 has 36 divisors (see below), whose sum is σ = 40657101734340. Its totient is φ = 3574250701824.

The previous prime is 13403440132003. The next prime is 13403440132031. The reversal of 13403440132020 is 2023104430431.

13403440132020 is a `hidden beast` number, since 1 + 3 + 4 + 0 + 3 + 440 + 13 + 202 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 9533792483856 + 3869647648164 = 3087684^2 + 1967142^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 37231777965 + ... + 37231778324.

It is an arithmetic number, because the mean of its divisors is an integer number (1129363937065).

Almost surely, 2^{13403440132020} is an apocalyptic number.

13403440132020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13403440132020 is an abundant number, since it is smaller than the sum of its proper divisors (27253661602320).

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

13403440132020 is a wasteful number, since it uses less digits than its factorization.

13403440132020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74463556304 (or 74463556299 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 13403440132020 its reverse (2023104430431), we get a palindrome (15426544562451).

The spelling of 13403440132020 in words is "thirteen trillion, four hundred three billion, four hundred forty million, one hundred thirty-two thousand, twenty".