706417645646 has 4 divisors (see below), whose sum is σ = 1059626468472. Its totient is φ = 353208822822.

The previous prime is 706417645643. The next prime is 706417645697. The reversal of 706417645646 is 646546714607.

706417645646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 706417645591 and 706417645600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (706417645643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176604411410 + ... + 176604411413.

It is an arithmetic number, because the mean of its divisors is an integer number (264906617118).

Almost surely, 2^706417645646 is an apocalyptic number.

706417645646 is a deficient number, since it is larger than the sum of its proper divisors (353208822826).

706417645646 is a wasteful number, since it uses less digits than its factorization.

706417645646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353208822825.

The product of its (nonzero) digits is 20321280, while the sum is 56.

The spelling of 706417645646 in words is "seven hundred six billion, four hundred seventeen million, six hundred forty-five thousand, six hundred forty-six".