320412123444 has 24 divisors (see below), whose sum is σ = 854432329408. Its totient is φ = 91546320960.

The previous prime is 320412123443. The next prime is 320412123467. The reversal of 320412123444 is 444321214023.

It is a super-2 number, since 2×320412123444² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320412123443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1907214937 + ... + 1907215104.

Almost surely, 2^320412123444 is an apocalyptic number.

It is an amenable number.

320412123444 is an abundant number, since it is smaller than the sum of its proper divisors (534020205964).

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

320412123444 is a wasteful number, since it uses less digits than its factorization.

320412123444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3814430055 (or 3814430053 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 320412123444 its reverse (444321214023), we get a palindrome (764733337467).

The spelling of 320412123444 in words is "three hundred twenty billion, four hundred twelve million, one hundred twenty-three thousand, four hundred forty-four".