423340111144 has 16 divisors (see below), whose sum is σ = 793770506100. Its totient is φ = 211667976192.

The previous prime is 423340111121. The next prime is 423340111157. The reversal of 423340111144 is 441111043324.

It can be written as a sum of positive squares in 2 ways, for example, as 423329807044 + 10304100 = 650638^2 + 3210^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 920872 + ... + 1301800.

Almost surely, 2^423340111144 is an apocalyptic number.

It is an amenable number.

423340111144 is a deficient number, since it is larger than the sum of its proper divisors (370430394956).

423340111144 is a wasteful number, since it uses less digits than its factorization.

423340111144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519852 (or 519848 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 423340111144 its reverse (441111043324), we get a palindrome (864451154468).

The spelling of 423340111144 in words is "four hundred twenty-three billion, three hundred forty million, one hundred eleven thousand, one hundred forty-four".