706556673369 has 12 divisors (see below), whose sum is σ = 1080616088916. Its totient is φ = 443329677312.

The previous prime is 706556673337. The next prime is 706556673373. The reversal of 706556673369 is 963376655607.

It is a happy number.

706556673369 is a `hidden beast` number, since 7 + 0 + 6 + 5 + 566 + 7 + 3 + 3 + 69 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 661315383369 + 45241290000 = 813213^2 + 212700^2 .

It is not a de Polignac number, because 706556673369 - 2⁵ = 706556673337 is a prime.

It is a super-2 number, since 2×706556673369² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (706556673469) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2309008584 + ... + 2309008889.

It is an arithmetic number, because the mean of its divisors is an integer number (90051340743).

Almost surely, 2^706556673369 is an apocalyptic number.

It is an amenable number.

706556673369 is a deficient number, since it is larger than the sum of its proper divisors (374059415547).

706556673369 is a wasteful number, since it uses less digits than its factorization.

706556673369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4618017496 (or 4618017493 counting only the distinct ones).

The product of its (nonzero) digits is 128595600, while the sum is 63.

The spelling of 706556673369 in words is "seven hundred six billion, five hundred fifty-six million, six hundred seventy-three thousand, three hundred sixty-nine".