844626135379 has 16 divisors (see below), whose sum is σ = 943445714400. Its totient is φ = 750783914496.

The previous prime is 844626135371. The next prime is 844626135391. The reversal of 844626135379 is 973531626448.

It is a cyclic number.

It is not a de Polignac number, because 844626135379 - 2³ = 844626135371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (844626135371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2812774 + ... + 3098539.

It is an arithmetic number, because the mean of its divisors is an integer number (58965357150).

Almost surely, 2^844626135379 is an apocalyptic number.

844626135379 is a deficient number, since it is larger than the sum of its proper divisors (98819579021).

844626135379 is a wasteful number, since it uses less digits than its factorization.

844626135379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5911734.

The product of its digits is 26127360, while the sum is 58.

The spelling of 844626135379 in words is "eight hundred forty-four billion, six hundred twenty-six million, one hundred thirty-five thousand, three hundred seventy-nine".