423252235445240 has 32 divisors (see below), whose sum is σ = 952579804253760. Its totient is φ = 169254267600000.

The previous prime is 423252235445203. The next prime is 423252235445261. The reversal of 423252235445240 is 42544532252324.

It is a super-3 number, since 3×423252235445240³ (a number of 45 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1456933511 + ... + 1457223990.

It is an arithmetic number, because the mean of its divisors is an integer number (29768118882930).

Almost surely, 2^{423252235445240} is an apocalyptic number.

423252235445240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423252235445240 is an abundant number, since it is smaller than the sum of its proper divisors (529327568808520).

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

423252235445240 is a wasteful number, since it uses less digits than its factorization.

423252235445240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2914161143 (or 2914161139 counting only the distinct ones).

The product of its (nonzero) digits is 9216000, while the sum is 47.

Adding to 423252235445240 its reverse (42544532252324), we get a palindrome (465796767697564).

The spelling of 423252235445240 in words is "four hundred twenty-three trillion, two hundred fifty-two billion, two hundred thirty-five million, four hundred forty-five thousand, two hundred forty".