43043240230319 has 4 divisors (see below), whose sum is σ = 49192274548944. Its totient is φ = 36894205911696.

The previous prime is 43043240230303. The next prime is 43043240230337. The reversal of 43043240230319 is 91303204234034.

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

It is not a de Polignac number, because 43043240230319 - 2⁴ = 43043240230303 is a prime.

It is a super-2 number, since 2×43043240230319² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43043240230019) 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, 3074517159302 + ... + 3074517159315.

It is an arithmetic number, because the mean of its divisors is an integer number (12298068637236).

Almost surely, 2^{43043240230319} is an apocalyptic number.

43043240230319 is a deficient number, since it is larger than the sum of its proper divisors (6149034318625).

43043240230319 is an equidigital number, since it uses as much as digits as its factorization.

43043240230319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6149034318624.

The product of its (nonzero) digits is 186624, while the sum is 38.

The spelling of 43043240230319 in words is "forty-three trillion, forty-three billion, two hundred forty million, two hundred thirty thousand, three hundred nineteen".