706722387485 has 4 divisors (see below), whose sum is σ = 848066864988. Its totient is φ = 565377909984.

The previous prime is 706722387467. The next prime is 706722387491. The reversal of 706722387485 is 584783227607.

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

It can be written as a sum of positive squares in 2 ways, for example, as 320144350969 + 386578036516 = 565813^2 + 621754^2 .

It is a cyclic number.

It is not a de Polignac number, because 706722387485 - 2²⁶ = 706655278621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 70672238744 + ... + 70672238753.

It is an arithmetic number, because the mean of its divisors is an integer number (212016716247).

Almost surely, 2^706722387485 is an apocalyptic number.

It is an amenable number.

706722387485 is a deficient number, since it is larger than the sum of its proper divisors (141344477503).

706722387485 is a wasteful number, since it uses less digits than its factorization.

706722387485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141344477502.

The product of its (nonzero) digits is 31610880, while the sum is 59.

The spelling of 706722387485 in words is "seven hundred six billion, seven hundred twenty-two million, three hundred eighty-seven thousand, four hundred eighty-five".