683389386408 has 64 divisors (see below), whose sum is σ = 1714157565120. Its totient is φ = 227039846400.

The previous prime is 683389386403. The next prime is 683389386413. The reversal of 683389386408 is 804683983386.

It is an interprime number because it is at equal distance from previous prime (683389386403) and next prime (683389386413).

It is a hoax number, since the sum of its digits (66) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (683389386403) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 8745366 + ... + 8823162.

It is an arithmetic number, because the mean of its divisors is an integer number (26783711955).

Almost surely, 2^683389386408 is an apocalyptic number.

It is an amenable number.

683389386408 is an abundant number, since it is smaller than the sum of its proper divisors (1030768178712).

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

683389386408 is a wasteful number, since it uses less digits than its factorization.

683389386408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79018 (or 79014 counting only the distinct ones).

The product of its (nonzero) digits is 143327232, while the sum is 66.

The spelling of 683389386408 in words is "six hundred eighty-three billion, three hundred eighty-nine million, three hundred eighty-six thousand, four hundred eight".