42322434423 has 64 divisors (see below), whose sum is σ = 60803550720. Its totient is φ = 26143229952.

The previous prime is 42322434409. The next prime is 42322434433. The reversal of 42322434423 is 32443422324.

It is not a de Polignac number, because 42322434423 - 2⁶ = 42322434359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42322434433) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 38579611 + ... + 38580707.

It is an arithmetic number, because the mean of its divisors is an integer number (950055480).

Almost surely, 2^42322434423 is an apocalyptic number.

42322434423 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

42322434423 is a deficient number, since it is larger than the sum of its proper divisors (18481116297).

42322434423 is a wasteful number, since it uses less digits than its factorization.

42322434423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1376.

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

Adding to 42322434423 its reverse (32443422324), we get a palindrome (74765856747).

The spelling of 42322434423 in words is "forty-two billion, three hundred twenty-two million, four hundred thirty-four thousand, four hundred twenty-three".