423404101140 has 96 divisors (see below), whose sum is σ = 1202089961856. Its totient is φ = 111331584000.

The previous prime is 423404101091. The next prime is 423404101229. The reversal of 423404101140 is 41101404324.

It is a self number, because there is not a number n which added to its sum of digits gives 423404101140.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20150640 + ... + 20171640.

It is an arithmetic number, because the mean of its divisors is an integer number (12521770436).

Almost surely, 2^423404101140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423404101140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (601044980928).

423404101140 is an abundant number, since it is smaller than the sum of its proper divisors (778685860716).

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

423404101140 is a wasteful number, since it uses less digits than its factorization.

423404101140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25689 (or 25687 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 423404101140 its reverse (41101404324), we get a palindrome (464505505464).

The spelling of 423404101140 in words is "four hundred twenty-three billion, four hundred four million, one hundred one thousand, one hundred forty".