12244143402399 has 16 divisors (see below), whose sum is σ = 16374582476000. Its totient is φ = 8138239814016.

The previous prime is 12244143402377. The next prime is 12244143402409. The reversal of 12244143402399 is 99320434144221.

It is not a de Polignac number, because 12244143402399 - 2¹² = 12244143398303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12244143402329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6741357 + ... + 8362665.

It is an arithmetic number, because the mean of its divisors is an integer number (1023411404750).

Almost surely, 2^{12244143402399} is an apocalyptic number.

12244143402399 is a deficient number, since it is larger than the sum of its proper divisors (4130439073601).

12244143402399 is a wasteful number, since it uses less digits than its factorization.

12244143402399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1628874.

The product of its (nonzero) digits is 1492992, while the sum is 48.

The spelling of 12244143402399 in words is "twelve trillion, two hundred forty-four billion, one hundred forty-three million, four hundred two thousand, three hundred ninety-nine".