13040331532443 has 12 divisors (see below), whose sum is σ = 19485552864960. Its totient is φ = 8393776618416.

The previous prime is 13040331532411. The next prime is 13040331532483. The reversal of 13040331532443 is 34423513304031.

13040331532443 is a `hidden beast` number, since 1 + 3 + 0 + 403 + 3 + 1 + 5 + 3 + 244 + 3 = 666.

It is not a de Polignac number, because 13040331532443 - 2⁵ = 13040331532411 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13040331532398 and 13040331532407.

It is not an unprimeable number, because it can be changed into a prime (13040331532483) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24981477771 + ... + 24981478292.

It is an arithmetic number, because the mean of its divisors is an integer number (1623796072080).

Almost surely, 2^{13040331532443} is an apocalyptic number.

13040331532443 is a deficient number, since it is larger than the sum of its proper divisors (6445221332517).

13040331532443 is a wasteful number, since it uses less digits than its factorization.

13040331532443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49962956098 (or 49962956095 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 36.

Adding to 13040331532443 its reverse (34423513304031), we get a palindrome (47463844836474).

The spelling of 13040331532443 in words is "thirteen trillion, forty billion, three hundred thirty-one million, five hundred thirty-two thousand, four hundred forty-three".