705956859611 has 4 divisors (see below), whose sum is σ = 706336204224. Its totient is φ = 705577515000.

The previous prime is 705956859589. The next prime is 705956859689. The reversal of 705956859611 is 116958659507.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-705956859611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (705956879611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189669515 + ... + 189673236.

It is an arithmetic number, because the mean of its divisors is an integer number (176584051056).

Almost surely, 2^705956859611 is an apocalyptic number.

705956859611 is a deficient number, since it is larger than the sum of its proper divisors (379344613).

705956859611 is a wasteful number, since it uses less digits than its factorization.

705956859611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379344612.

The product of its (nonzero) digits is 20412000, while the sum is 62.

The spelling of 705956859611 in words is "seven hundred five billion, nine hundred fifty-six million, eight hundred fifty-nine thousand, six hundred eleven".