705534967674 has 72 divisors (see below), whose sum is σ = 1624611341340. Its totient is φ = 221243215872.

The previous prime is 705534967667. The next prime is 705534967679. The reversal of 705534967674 is 476769435507.

It is a happy number.

705534967674 is a `hidden beast` number, since 7 + 0 + 5 + 5 + 3 + 496 + 76 + 74 = 666.

705534967674 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 698466362049 + 7068605625 = 835743^2 + 84075^2 .

It is a super-2 number, since 2×705534967674² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (705534967679) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 11794312 + ... + 11853980.

Almost surely, 2^705534967674 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 705534967674, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (812305670670).

705534967674 is an abundant number, since it is smaller than the sum of its proper divisors (919076373666).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

705534967674 is a wasteful number, since it uses less digits than its factorization.

705534967674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61984 (or 61964 counting only the distinct ones).

The product of its (nonzero) digits is 133358400, while the sum is 63.

The spelling of 705534967674 in words is "seven hundred five billion, five hundred thirty-four million, nine hundred sixty-seven thousand, six hundred seventy-four".