43314240431 has 32 divisors (see below), whose sum is σ = 55362464256. Its totient is φ = 32904144000.

The previous prime is 43314240427. The next prime is 43314240433. The reversal of 43314240431 is 13404241334.

It is a happy number.

It is not a de Polignac number, because 43314240431 - 2² = 43314240427 is a prime.

It is a super-2 number, since 2×43314240431² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43314240394 and 43314240403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43314240433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1779161 + ... + 1803341.

It is an arithmetic number, because the mean of its divisors is an integer number (1730077008).

Almost surely, 2^43314240431 is an apocalyptic number.

43314240431 is a deficient number, since it is larger than the sum of its proper divisors (12048223825).

43314240431 is a wasteful number, since it uses less digits than its factorization.

43314240431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24783.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 43314240431 its reverse (13404241334), we get a palindrome (56718481765).

The spelling of 43314240431 in words is "forty-three billion, three hundred fourteen million, two hundred forty thousand, four hundred thirty-one".