42343422243 has 32 divisors (see below), whose sum is σ = 57887128320. Its totient is φ = 27523117440.

The previous prime is 42343422239. The next prime is 42343422271. The reversal of 42343422243 is 34222434324.

It is not a de Polignac number, because 42343422243 - 2² = 42343422239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42343422223) 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, 27801880 + ... + 27803402.

It is an arithmetic number, because the mean of its divisors is an integer number (1808972760).

Almost surely, 2^42343422243 is an apocalyptic number.

42343422243 is a deficient number, since it is larger than the sum of its proper divisors (15543706077).

42343422243 is a wasteful number, since it uses less digits than its factorization.

42343422243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2819.

The product of its digits is 110592, while the sum is 33.

Adding to 42343422243 its reverse (34222434324), we get a palindrome (76565856567).

The spelling of 42343422243 in words is "forty-two billion, three hundred forty-three million, four hundred twenty-two thousand, two hundred forty-three".