790109856 has 96 divisors (see below), whose sum is σ = 2353639680. Its totient is φ = 257753088.

The previous prime is 790109779. The next prime is 790109921. The reversal of 790109856 is 658901097.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30880 + ... + 50336.

It is an arithmetic number, because the mean of its divisors is an integer number (24517080).

Almost surely, 2^790109856 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 790109856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1176819840).

790109856 is an abundant number, since it is smaller than the sum of its proper divisors (1563529824).

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

790109856 is a wasteful number, since it uses less digits than its factorization.

790109856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19523 (or 19509 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 45.

The square root of 790109856 is about 28108.8928277156. The cubic root of 790109856 is about 924.4763945818.

The spelling of 790109856 in words is "seven hundred ninety million, one hundred nine thousand, eight hundred fifty-six".