844424930131967 has 16 divisors (see below), whose sum is σ = 848181736765440. Its totient is φ = 840672386872032.

The previous prime is 844424930131963. The next prime is 844424930132057. The reversal of 844424930131967 is 769131039424448.

It is a cyclic number.

It is not a de Polignac number, because 844424930131967 - 2² = 844424930131963 is a prime.

It is a Duffinian number.

It is a plaindrome in base 4, base 8 and base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (844424930131961) 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, 3630148178 + ... + 3630380784.

It is an arithmetic number, because the mean of its divisors is an integer number (53011358547840).

Almost surely, 2^{844424930131967} is an apocalyptic number.

844424930131967 is a deficient number, since it is larger than the sum of its proper divisors (3756806633473).

844424930131967 is a wasteful number, since it uses less digits than its factorization.

844424930131967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241702.

The product of its (nonzero) digits is 125411328, while the sum is 65.

The spelling of 844424930131967 in words is "eight hundred forty-four trillion, four hundred twenty-four billion, nine hundred thirty million, one hundred thirty-one thousand, nine hundred sixty-seven".