706726561771 has 8 divisors (see below), whose sum is σ = 716449333824. Its totient is φ = 697053523200.

The previous prime is 706726561757. The next prime is 706726561811. The reversal of 706726561771 is 177165627607.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 706726561771 - 2²⁷ = 706592344043 is a prime.

It is a super-2 number, since 2×706726561771² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (706726561711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12404755 + ... + 12461596.

It is an arithmetic number, because the mean of its divisors is an integer number (89556166728).

Almost surely, 2^706726561771 is an apocalyptic number.

706726561771 is a deficient number, since it is larger than the sum of its proper divisors (9722772053).

706726561771 is a wasteful number, since it uses less digits than its factorization.

706726561771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24866741.

The product of its (nonzero) digits is 5186160, while the sum is 55.

The spelling of 706726561771 in words is "seven hundred six billion, seven hundred twenty-six million, five hundred sixty-one thousand, seven hundred seventy-one".