423551202234 has 32 divisors (see below), whose sum is σ = 897227948736. Its totient is φ = 132834958080.

The previous prime is 423551202233. The next prime is 423551202281. The reversal of 423551202234 is 432202155324.

It is a junction number, because it is equal to n+sod(n) for n = 423551202195 and 423551202204.

It is not an unprimeable number, because it can be changed into a prime (423551202233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 373872 + ... + 993419.

It is an arithmetic number, because the mean of its divisors is an integer number (28038373398).

Almost surely, 2^423551202234 is an apocalyptic number.

423551202234 is an abundant number, since it is smaller than the sum of its proper divisors (473676746502).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423551202234 is a wasteful number, since it uses less digits than its factorization.

423551202234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370350.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 423551202234 its reverse (432202155324), we get a palindrome (855753357558).

The spelling of 423551202234 in words is "four hundred twenty-three billion, five hundred fifty-one million, two hundred two thousand, two hundred thirty-four".