43143341333242 has 4 divisors (see below), whose sum is σ = 64715011999866. Its totient is φ = 21571670666620.

The previous prime is 43143341333201. The next prime is 43143341333251. The reversal of 43143341333242 is 24233314334134.

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

It can be written as a sum of positive squares in only one way, i.e., 26978768303881 + 16164573029361 = 5194109^2 + 4020519^2 .

It is a super-5 number, since 5×43143341333242⁵ (a number of 69 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 43143341333195 and 43143341333204.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10785835333309 + ... + 10785835333312.

Almost surely, 2^{43143341333242} is an apocalyptic number.

43143341333242 is a deficient number, since it is larger than the sum of its proper divisors (21571670666624).

43143341333242 is a wasteful number, since it uses less digits than its factorization.

43143341333242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21571670666623.

The product of its digits is 746496, while the sum is 40.

Adding to 43143341333242 its reverse (24233314334134), we get a palindrome (67376655667376).

The spelling of 43143341333242 in words is "forty-three trillion, one hundred forty-three billion, three hundred forty-one million, three hundred thirty-three thousand, two hundred forty-two".