683665172232 has 128 divisors (see below), whose sum is σ = 1976594780160. Its totient is φ = 193014616320.

The previous prime is 683665172221. The next prime is 683665172233. The reversal of 683665172232 is 232271566386.

It is not an unprimeable number, because it can be changed into a prime (683665172233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7934293 + ... + 8019995.

It is an arithmetic number, because the mean of its divisors is an integer number (15442146720).

Almost surely, 2^683665172232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 683665172232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (988297390080).

683665172232 is an abundant number, since it is smaller than the sum of its proper divisors (1292929607928).

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

683665172232 is a wasteful number, since it uses less digits than its factorization.

683665172232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86283 (or 86279 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 51.

The spelling of 683665172232 in words is "six hundred eighty-three billion, six hundred sixty-five million, one hundred seventy-two thousand, two hundred thirty-two".