423434055423 has 16 divisors (see below), whose sum is σ = 604366185600. Its totient is φ = 262899286560.

The previous prime is 423434055419. The next prime is 423434055427. The reversal of 423434055423 is 324550434324.

It is an interprime number because it is at equal distance from previous prime (423434055419) and next prime (423434055427).

It is not a de Polignac number, because 423434055423 - 2² = 423434055419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423434055427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62951448 + ... + 62958173.

It is an arithmetic number, because the mean of its divisors is an integer number (37772886600).

Almost surely, 2^423434055423 is an apocalyptic number.

423434055423 is a deficient number, since it is larger than the sum of its proper divisors (180932130177).

423434055423 is a wasteful number, since it uses less digits than its factorization.

423434055423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125909702.

The product of its (nonzero) digits is 691200, while the sum is 39.

Adding to 423434055423 its reverse (324550434324), we get a palindrome (747984489747).

The spelling of 423434055423 in words is "four hundred twenty-three billion, four hundred thirty-four million, fifty-five thousand, four hundred twenty-three".