790851622128 has 80 divisors (see below), whose sum is σ = 2133814617600. Its totient is φ = 251924504832.

The previous prime is 790851622123. The next prime is 790851622147. The reversal of 790851622128 is 821226158097.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (790851622123) 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, 878973 + ... + 1534371.

It is an arithmetic number, because the mean of its divisors is an integer number (26672682720).

Almost surely, 2^790851622128 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 790851622128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1066907308800).

790851622128 is an abundant number, since it is smaller than the sum of its proper divisors (1342962995472).

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

790851622128 is a wasteful number, since it uses less digits than its factorization.

790851622128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656526 (or 656520 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 51.

The spelling of 790851622128 in words is "seven hundred ninety billion, eight hundred fifty-one million, six hundred twenty-two thousand, one hundred twenty-eight".