784222348812 has 48 divisors (see below), whose sum is σ = 2091416113920. Its totient is φ = 224046758592.

The previous prime is 784222348807. The next prime is 784222348831. The reversal of 784222348812 is 218843222487.

784222348812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×784222348812² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 802114 + ... + 1487222.

It is an arithmetic number, because the mean of its divisors is an integer number (43571169040).

Almost surely, 2^784222348812 is an apocalyptic number.

It is an amenable number.

784222348812 is an abundant number, since it is smaller than the sum of its proper divisors (1307193765108).

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

784222348812 is a wasteful number, since it uses less digits than its factorization.

784222348812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698750 (or 698748 counting only the distinct ones).

The product of its digits is 2752512, while the sum is 51.

The spelling of 784222348812 in words is "seven hundred eighty-four billion, two hundred twenty-two million, three hundred forty-eight thousand, eight hundred twelve".