43432013413 has 4 divisors (see below), whose sum is σ = 43816367628. Its totient is φ = 43047659200.

The previous prime is 43432013393. The next prime is 43432013419. The reversal of 43432013413 is 31431023434.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 15328173249 + 28103840164 = 123807^2 + 167642^2 .

It is a cyclic number.

It is not a de Polignac number, because 43432013413 - 2²⁵ = 43398458981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43432013419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192176938 + ... + 192177163.

It is an arithmetic number, because the mean of its divisors is an integer number (10954091907).

Almost surely, 2^43432013413 is an apocalyptic number.

It is an amenable number.

43432013413 is a deficient number, since it is larger than the sum of its proper divisors (384354215).

43432013413 is a wasteful number, since it uses less digits than its factorization.

43432013413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384354214.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 43432013413 its reverse (31431023434), we get a palindrome (74863036847).

The spelling of 43432013413 in words is "forty-three billion, four hundred thirty-two million, thirteen thousand, four hundred thirteen".