706667777744 has 20 divisors (see below), whose sum is σ = 1372138831140. Its totient is φ = 352567434240.

The previous prime is 706667777743. The next prime is 706667777801. The reversal of 706667777744 is 447777766607.

It can be written as a sum of positive squares in 2 ways, for example, as 356217985600 + 350449792144 = 596840^2 + 591988^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (706667777743) 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 3 ways as a sum of consecutive naturals, for example, 47895809 + ... + 47910560.

It is an arithmetic number, because the mean of its divisors is an integer number (68606941557).

Almost surely, 2^706667777744 is an apocalyptic number.

It is an amenable number.

706667777744 is a deficient number, since it is larger than the sum of its proper divisors (665471053396).

706667777744 is a wasteful number, since it uses less digits than its factorization.

706667777744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95806838 (or 95806832 counting only the distinct ones).

The product of its (nonzero) digits is 406594944, while the sum is 68.

The spelling of 706667777744 in words is "seven hundred six billion, six hundred sixty-seven million, seven hundred seventy-seven thousand, seven hundred forty-four".