43531013005413 has 16 divisors (see below), whose sum is σ = 58079745954240. Its totient is φ = 29001482960256.

The previous prime is 43531013005409. The next prime is 43531013005453. The reversal of 43531013005413 is 31450031013534.

It is not a de Polignac number, because 43531013005413 - 2² = 43531013005409 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43531013005453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32612406 + ... + 33920952.

It is an arithmetic number, because the mean of its divisors is an integer number (3629984122140).

Almost surely, 2^{43531013005413} is an apocalyptic number.

It is an amenable number.

43531013005413 is a deficient number, since it is larger than the sum of its proper divisors (14548732948827).

43531013005413 is a wasteful number, since it uses less digits than its factorization.

43531013005413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1315876.

The product of its (nonzero) digits is 32400, while the sum is 33.

Adding to 43531013005413 its reverse (31450031013534), we get a palindrome (74981044018947).

The spelling of 43531013005413 in words is "forty-three trillion, five hundred thirty-one billion, thirteen million, five thousand, four hundred thirteen".