13444007437347 has 16 divisors (see below), whose sum is σ = 18097053080832. Its totient is φ = 8876855443680.

The previous prime is 13444007437337. The next prime is 13444007437373. The reversal of 13444007437347 is 74373470044431.

It is a de Polignac number, because none of the positive numbers 2^k-13444007437347 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13444007437347.

It is not an unprimeable number, because it can be changed into a prime (13444007437337) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3450604 + ... + 6228537.

It is an arithmetic number, because the mean of its divisors is an integer number (1131065817552).

Almost surely, 2^{13444007437347} is an apocalyptic number.

13444007437347 is a deficient number, since it is larger than the sum of its proper divisors (4653045643485).

13444007437347 is a wasteful number, since it uses less digits than its factorization.

13444007437347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9683578.

The product of its (nonzero) digits is 9483264, while the sum is 51.

The spelling of 13444007437347 in words is "thirteen trillion, four hundred forty-four billion, seven million, four hundred thirty-seven thousand, three hundred forty-seven".