684713842584384 has 112 divisors (see below), whose sum is σ = 1911967199354880. Its totient is φ = 215660866291200.

The previous prime is 684713842584379. The next prime is 684713842584389. The reversal of 684713842584384 is 483485248317486.

It is an interprime number because it is at equal distance from previous prime (684713842584379) and next prime (684713842584389).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (684713842584389) 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, 243636342 + ... + 246430709.

Almost surely, 2^{684713842584384} is an apocalyptic number.

684713842584384 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

684713842584384 is an abundant number, since it is smaller than the sum of its proper divisors (1227253356770496).

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

684713842584384 is a wasteful number, since it uses less digits than its factorization.

684713842584384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490067468 (or 490067458 counting only the distinct ones).

The product of its digits is 3963617280, while the sum is 75.

The spelling of 684713842584384 in words is "six hundred eighty-four trillion, seven hundred thirteen billion, eight hundred forty-two million, five hundred eighty-four thousand, three hundred eighty-four".