43042522134431 has 8 divisors (see below), whose sum is σ = 43215931709184. Its totient is φ = 42869219774040.

The previous prime is 43042522134383. The next prime is 43042522134457. The reversal of 43042522134431 is 13443122524034.

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 43042522134431 - 2²² = 43042517940127 is a prime.

It is a super-2 number, since 2×43042522134431² (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 (43042522136431) 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, 25999001 + ... + 27604946.

It is an arithmetic number, because the mean of its divisors is an integer number (5401991463648).

Almost surely, 2^{43042522134431} is an apocalyptic number.

43042522134431 is a deficient number, since it is larger than the sum of its proper divisors (173409574753).

43042522134431 is a wasteful number, since it uses less digits than its factorization.

43042522134431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53607181.

The product of its (nonzero) digits is 276480, while the sum is 38.

Adding to 43042522134431 its reverse (13443122524034), we get a palindrome (56485644658465).

The spelling of 43042522134431 in words is "forty-three trillion, forty-two billion, five hundred twenty-two million, one hundred thirty-four thousand, four hundred thirty-one".