794939857920 has 1408 divisors, whose sum is σ = 3176388526080. Its totient is φ = 189621927936.

The previous prime is 794939857909. The next prime is 794939857939. The reversal of 794939857920 is 29758939497.

794939857920 is a `hidden beast` number, since 7 + 9 + 49 + 3 + 9 + 8 + 579 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 6259368897 + ... + 6259369023.

It is an arithmetic number, because the mean of its divisors is an integer number (2255957760).

Almost surely, 2^794939857920 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 794939857920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1588194263040).

794939857920 is an abundant number, since it is smaller than the sum of its proper divisors (2381448668160).

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

794939857920 is a wasteful number, since it uses less digits than its factorization.

794939857920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229 (or 193 counting only the distinct ones).

The product of its (nonzero) digits is 308629440, while the sum is 72.

The spelling of 794939857920 in words is "seven hundred ninety-four billion, nine hundred thirty-nine million, eight hundred fifty-seven thousand, nine hundred twenty".