680535354100 has 72 divisors (see below), whose sum is σ = 1719571690368. Its totient is φ = 228924009600.

The previous prime is 680535354073. The next prime is 680535354119. The reversal of 680535354100 is 1453535086.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9134536 + ... + 9208735.

It is an arithmetic number, because the mean of its divisors is an integer number (23882940144).

Almost surely, 2^680535354100 is an apocalyptic number.

It is an amenable number.

680535354100 is an abundant number, since it is smaller than the sum of its proper divisors (1039036336268).

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

680535354100 is a wasteful number, since it uses less digits than its factorization.

680535354100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18343345 (or 18343338 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 40.

Adding to 680535354100 its reverse (1453535086), we get a palindrome (681988889186).

The spelling of 680535354100 in words is "six hundred eighty billion, five hundred thirty-five million, three hundred fifty-four thousand, one hundred".