1244350378349 has 16 divisors (see below), whose sum is σ = 1408540396032. Its totient is φ = 1090670959488.

The previous prime is 1244350378321. The next prime is 1244350378351. The reversal of 1244350378349 is 9438730534421.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1244350378349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1244350378349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1244350377349) 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, 15147749 + ... + 15229674.

It is an arithmetic number, because the mean of its divisors is an integer number (88033774752).

Almost surely, 2^{1244350378349} is an apocalyptic number.

It is an amenable number.

1244350378349 is a deficient number, since it is larger than the sum of its proper divisors (164190017683).

1244350378349 is a wasteful number, since it uses less digits than its factorization.

1244350378349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30377596.

The product of its (nonzero) digits is 8709120, while the sum is 53.

The spelling of 1244350378349 in words is "one trillion, two hundred forty-four billion, three hundred fifty million, three hundred seventy-eight thousand, three hundred forty-nine".