679336984284 has 48 divisors (see below), whose sum is σ = 1811615543808. Its totient is φ = 194090897088.

The previous prime is 679336984243. The next prime is 679336984289. The reversal of 679336984284 is 482489633976.

It is a super-2 number, since 2×679336984284² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (679336984289) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3701062 + ... + 3880274.

It is an arithmetic number, because the mean of its divisors is an integer number (37741990496).

Almost surely, 2^679336984284 is an apocalyptic number.

It is an amenable number.

679336984284 is an abundant number, since it is smaller than the sum of its proper divisors (1132278559524).

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

679336984284 is a wasteful number, since it uses less digits than its factorization.

679336984284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224354 (or 224352 counting only the distinct ones).

The product of its digits is 376233984, while the sum is 69.

The spelling of 679336984284 in words is "six hundred seventy-nine billion, three hundred thirty-six million, nine hundred eighty-four thousand, two hundred eighty-four".