716828630828664 has 32 divisors (see below), whose sum is σ = 1805152391511120. Its totient is φ = 237198768350976.

The previous prime is 716828630828663. The next prime is 716828630828771. The reversal of 716828630828664 is 466828036828617.

It is a super-3 number, since 3×716828630828664³ (a number of 46 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (716828630828663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109006783639 + ... + 109006790214.

Almost surely, 2^{716828630828664} is an apocalyptic number.

It is an amenable number.

716828630828664 is an abundant number, since it is smaller than the sum of its proper divisors (1088323760682456).

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

716828630828664 is a wasteful number, since it uses less digits than its factorization.

716828630828664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218013573999 (or 218013573995 counting only the distinct ones).

The product of its (nonzero) digits is 1783627776, while the sum is 75.

The spelling of 716828630828664 in words is "seven hundred sixteen trillion, eight hundred twenty-eight billion, six hundred thirty million, eight hundred twenty-eight thousand, six hundred sixty-four".