844950678 has 128 divisors (see below), whose sum is σ = 2118057984. Its totient is φ = 221020800.

The previous prime is 844950671. The next prime is 844950683. The reversal of 844950678 is 876059448.

It is a self number, because there is not a number n which added to its sum of digits gives 844950678.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (844950671) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 927043 + ... + 927953.

It is an arithmetic number, because the mean of its divisors is an integer number (16547328).

Almost surely, 2^844950678 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 844950678, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1059028992).

844950678 is an abundant number, since it is smaller than the sum of its proper divisors (1273107306).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

844950678 is a wasteful number, since it uses less digits than its factorization.

844950678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010.

The product of its (nonzero) digits is 1935360, while the sum is 51.

The square root of 844950678 is about 29068.0353309267. The cubic root of 844950678 is about 945.3888000101.

The spelling of 844950678 in words is "eight hundred forty-four million, nine hundred fifty thousand, six hundred seventy-eight".