43011143422423 has 48 divisors (see below), whose sum is σ = 49629783490560. Its totient is φ = 36926187984000.

The previous prime is 43011143422409. The next prime is 43011143422447. The reversal of 43011143422423 is 32422434111034.

It is not a de Polignac number, because 43011143422423 - 2¹³ = 43011143414231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43011143462423) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 161011893 + ... + 161278801.

It is an arithmetic number, because the mean of its divisors is an integer number (1033953822720).

Almost surely, 2^{43011143422423} is an apocalyptic number.

43011143422423 is a deficient number, since it is larger than the sum of its proper divisors (6618640068137).

43011143422423 is a wasteful number, since it uses less digits than its factorization.

43011143422423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267200 (or 267139 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 43011143422423 its reverse (32422434111034), we get a palindrome (75433577533457).

The spelling of 43011143422423 in words is "forty-three trillion, eleven billion, one hundred forty-three million, four hundred twenty-two thousand, four hundred twenty-three".