716221657206 has 192 divisors, whose sum is σ = 1853763065856. Its totient is φ = 197309721600.

The previous prime is 716221657201. The next prime is 716221657259. The reversal of 716221657206 is 602756122617.

716221657206 is a `hidden beast` number, since 7 + 1 + 62 + 2 + 16 + 572 + 0 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (716221657201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 58114561 + ... + 58126883.

It is an arithmetic number, because the mean of its divisors is an integer number (9655015968).

Almost surely, 2^716221657206 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 716221657206, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (926881532928).

716221657206 is an abundant number, since it is smaller than the sum of its proper divisors (1137541408650).

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

716221657206 is a wasteful number, since it uses less digits than its factorization.

716221657206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12947 (or 12944 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The spelling of 716221657206 in words is "seven hundred sixteen billion, two hundred twenty-one million, six hundred fifty-seven thousand, two hundred six".