423441011444 has 96 divisors (see below), whose sum is σ = 825864270336. Its totient is φ = 188364718080.

The previous prime is 423441011431. The next prime is 423441011449. The reversal of 423441011444 is 444110144324.

It is a self number, because there is not a number n which added to its sum of digits gives 423441011444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423441011449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 297568517 + ... + 297569939.

It is an arithmetic number, because the mean of its divisors is an integer number (8602752816).

Almost surely, 2^423441011444 is an apocalyptic number.

423441011444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

423441011444 is a deficient number, since it is larger than the sum of its proper divisors (402423258892).

423441011444 is a wasteful number, since it uses less digits than its factorization.

423441011444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2265 (or 2263 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 423441011444 its reverse (444110144324), we get a palindrome (867551155768).

The spelling of 423441011444 in words is "four hundred twenty-three billion, four hundred forty-one million, eleven thousand, four hundred forty-four".