706721073344 has 56 divisors (see below), whose sum is σ = 1647574411728. Its totient is φ = 296526320640.

The previous prime is 706721073299. The next prime is 706721073361. The reversal of 706721073344 is 443370127607.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 706721073295 and 706721073304.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38601047 + ... + 38619350.

It is an arithmetic number, because the mean of its divisors is an integer number (29420971638).

Almost surely, 2^706721073344 is an apocalyptic number.

It is an amenable number.

706721073344 is an abundant number, since it is smaller than the sum of its proper divisors (940853338384).

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

706721073344 is a wasteful number, since it uses less digits than its factorization.

706721073344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77220433 (or 77220423 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 44.

The spelling of 706721073344 in words is "seven hundred six billion, seven hundred twenty-one million, seventy-three thousand, three hundred forty-four".