43431144113433 has 8 divisors (see below), whose sum is σ = 58558845996000. Its totient is φ = 28628769153248.

The previous prime is 43431144113429. The next prime is 43431144113447. The reversal of 43431144113433 is 33431144113434.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43431144113433 - 2² = 43431144113429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43431144113391 and 43431144113400.

It is not an unprimeable number, because it can be changed into a prime (43431144213433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81331730283 + ... + 81331730816.

It is an arithmetic number, because the mean of its divisors is an integer number (7319855749500).

Almost surely, 2^{43431144113433} is an apocalyptic number.

It is an amenable number.

43431144113433 is a deficient number, since it is larger than the sum of its proper divisors (15127701882567).

43431144113433 is a wasteful number, since it uses less digits than its factorization.

43431144113433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162663461191.

The product of its digits is 248832, while the sum is 39.

Adding to 43431144113433 its reverse (33431144113434), we get a palindrome (76862288226867).

Subtracting from 43431144113433 its reverse (33431144113434), we obtain a palindrome (9999999999999).

The spelling of 43431144113433 in words is "forty-three trillion, four hundred thirty-one billion, one hundred forty-four million, one hundred thirteen thousand, four hundred thirty-three".