706928640000 has 680 divisors, whose sum is σ = 2574720975552. Its totient is φ = 171048960000.

The previous prime is 706928639953. The next prime is 706928640007. The reversal of 706928640000 is 46829607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (706928640007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1351679739 + ... + 1351680261.

Almost surely, 2^706928640000 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 706928640000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1287360487776).

706928640000 is an abundant number, since it is smaller than the sum of its proper divisors (1867792335552).

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

706928640000 is an frugal number, since it uses more digits than its factorization.

706928640000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589 (or 544 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The spelling of 706928640000 in words is "seven hundred six billion, nine hundred twenty-eight million, six hundred forty thousand".