684457415214 has 8 divisors (see below), whose sum is σ = 1368914830440. Its totient is φ = 228152471736.

The previous prime is 684457415203. The next prime is 684457415251. The reversal of 684457415214 is 412514754486.

It is a sphenic number, since it is the product of 3 distinct primes.

684457415214 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57038117929 + ... + 57038117940.

It is an arithmetic number, because the mean of its divisors is an integer number (171114353805).

Almost surely, 2^684457415214 is an apocalyptic number.

684457415214 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

684457415214 is a wasteful number, since it uses less digits than its factorization.

684457415214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114076235874.

The product of its digits is 4300800, while the sum is 51.

The spelling of 684457415214 in words is "six hundred eighty-four billion, four hundred fifty-seven million, four hundred fifteen thousand, two hundred fourteen".