68016211200 has 648 divisors, whose sum is σ = 294289789248. Its totient is φ = 14630584320.

The previous prime is 68016211117. The next prime is 68016211243. The reversal of 68016211200 is 211261086.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 6849439 + ... + 6859361.

Almost surely, 2^68016211200 is an apocalyptic number.

68016211200 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 68016211200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147144894624).

68016211200 is an abundant number, since it is smaller than the sum of its proper divisors (226273578048).

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

68016211200 is a wasteful number, since it uses less digits than its factorization.

68016211200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9979 (or 9957 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

Adding to 68016211200 its reverse (211261086), we get a palindrome (68227472286).

The spelling of 68016211200 in words is "sixty-eight billion, sixteen million, two hundred eleven thousand, two hundred".