706505655547 has 16 divisors (see below), whose sum is σ = 720383080032. Its totient is φ = 692704235520.

The previous prime is 706505655517. The next prime is 706505655563. The reversal of 706505655547 is 745556505607.

It is a cyclic number.

It is not a de Polignac number, because 706505655547 - 2²⁷ = 706371437819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (706505655517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51574203 + ... + 51587899.

It is an arithmetic number, because the mean of its divisors is an integer number (45023942502).

Almost surely, 2^706505655547 is an apocalyptic number.

706505655547 is a deficient number, since it is larger than the sum of its proper divisors (13877424485).

706505655547 is a wasteful number, since it uses less digits than its factorization.

706505655547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16398.

The product of its (nonzero) digits is 22050000, while the sum is 55.

The spelling of 706505655547 in words is "seven hundred six billion, five hundred five million, six hundred fifty-five thousand, five hundred forty-seven".