796579635840 has 256 divisors, whose sum is σ = 2588914224000. Its totient is φ = 208272539648.

The previous prime is 796579635827. The next prime is 796579635869. The reversal of 796579635840 is 48536975697.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44056882 + ... + 44074958.

Almost surely, 2^796579635840 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 796579635840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1294457112000).

796579635840 is an abundant number, since it is smaller than the sum of its proper divisors (1792334588160).

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

796579635840 is a wasteful number, since it uses less digits than its factorization.

796579635840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18547 (or 18535 counting only the distinct ones).

The product of its (nonzero) digits is 342921600, while the sum is 69.

The spelling of 796579635840 in words is "seven hundred ninety-six billion, five hundred seventy-nine million, six hundred thirty-five thousand, eight hundred forty".