423112241440 has 96 divisors (see below), whose sum is σ = 1150622202240. Its totient is φ = 144023353344.

The previous prime is 423112241437. The next prime is 423112241459. The reversal of 423112241440 is 44142211324.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 423112241399 and 423112241408.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1203237 + ... + 1514596.

It is an arithmetic number, because the mean of its divisors is an integer number (11985647940).

Almost surely, 2^423112241440 is an apocalyptic number.

423112241440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423112241440 is an abundant number, since it is smaller than the sum of its proper divisors (727509960800).

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

423112241440 is a wasteful number, since it uses less digits than its factorization.

423112241440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2717994 (or 2717986 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 423112241440 its reverse (44142211324), we get a palindrome (467254452764).

The spelling of 423112241440 in words is "four hundred twenty-three billion, one hundred twelve million, two hundred forty-one thousand, four hundred forty".