12303411444 has 18 divisors (see below), whose sum is σ = 31100290130. Its totient is φ = 4101137136.

The previous prime is 12303411431. The next prime is 12303411457. The reversal of 12303411444 is 44411430321.

It is an interprime number because it is at equal distance from previous prime (12303411431) and next prime (12303411457).

It can be written as a sum of positive squares in only one way, i.e., 11408803344 + 894608100 = 106812^2 + 29910^2 .

It is a tau number, because it is divible by the number of its divisors (18).

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 5 ways as a sum of consecutive naturals, for example, 170880679 + ... + 170880750.

Almost surely, 2^12303411444 is an apocalyptic number.

It is an amenable number.

12303411444 is an abundant number, since it is smaller than the sum of its proper divisors (18796878686).

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

12303411444 is a wasteful number, since it uses less digits than its factorization.

12303411444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341761439 (or 341761434 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 12303411444 its reverse (44411430321), we get a palindrome (56714841765).

The spelling of 12303411444 in words is "twelve billion, three hundred three million, four hundred eleven thousand, four hundred forty-four".