12247741644416 has 64 divisors (see below), whose sum is σ = 25836343433280. Its totient is φ = 5763361271808.

The previous prime is 12247741644409. The next prime is 12247741644461. The reversal of 12247741644416 is 61444614774221.

It is a tau number, because it is divible by the number of its divisors (64).

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 7 ways as a sum of consecutive naturals, for example, 48282971 + ... + 48535973.

It is an arithmetic number, because the mean of its divisors is an integer number (403692866145).

Almost surely, 2^{12247741644416} is an apocalyptic number.

12247741644416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12247741644416 is an abundant number, since it is smaller than the sum of its proper divisors (13588601788864).

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

12247741644416 is a wasteful number, since it uses less digits than its factorization.

12247741644416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275281 (or 275269 counting only the distinct ones).

The product of its digits is 7225344, while the sum is 53.

The spelling of 12247741644416 in words is "twelve trillion, two hundred forty-seven billion, seven hundred forty-one million, six hundred forty-four thousand, four hundred sixteen".