706078724256 has 72 divisors (see below), whose sum is σ = 2011187423700. Its totient is φ = 234975568896.

The previous prime is 706078724227. The next prime is 706078724297. The reversal of 706078724256 is 652427870607.

706078724256 is a `hidden beast` number, since 7 + 0 + 607 + 8 + 7 + 2 + 4 + 25 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 639545680656 + 66533043600 = 799716^2 + 257940^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1823181 + ... + 2176268.

Almost surely, 2^706078724256 is an apocalyptic number.

It is an amenable number.

706078724256 is an abundant number, since it is smaller than the sum of its proper divisors (1305108699444).

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

706078724256 is a wasteful number, since it uses less digits than its factorization.

706078724256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4000078 (or 4000067 counting only the distinct ones).

The product of its (nonzero) digits is 7902720, while the sum is 54.

The spelling of 706078724256 in words is "seven hundred six billion, seventy-eight million, seven hundred twenty-four thousand, two hundred fifty-six".