844089792249 has 16 divisors (see below), whose sum is σ = 1230563727360. Its totient is φ = 510404255760.

The previous prime is 844089792193. The next prime is 844089792253. The reversal of 844089792249 is 942297980448.

844089792249 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 844089792249 - 2²⁷ = 843955574521 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 844089792249.

It is not an unprimeable number, because it can be changed into a prime (844089722249) 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, 29118177 + ... + 29147150.

It is an arithmetic number, because the mean of its divisors is an integer number (76910232960).

Almost surely, 2^844089792249 is an apocalyptic number.

It is an amenable number.

844089792249 is a deficient number, since it is larger than the sum of its proper divisors (386473935111).

844089792249 is a wasteful number, since it uses less digits than its factorization.

844089792249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58265780.

The product of its (nonzero) digits is 83607552, while the sum is 66.

The spelling of 844089792249 in words is "eight hundred forty-four billion, eighty-nine million, seven hundred ninety-two thousand, two hundred forty-nine".