706755643513 has 2 divisors, whose sum is σ = 706755643514. Its totient is φ = 706755643512.

The previous prime is 706755643487. The next prime is 706755643519. The reversal of 706755643513 is 315346557607.

It is a happy number.

706755643513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 396859681024 + 309895962489 = 629968^2 + 556683^2 .

It is a cyclic number.

It is not a de Polignac number, because 706755643513 - 2⁵ = 706755643481 is a prime.

It is a super-4 number, since 4×706755643513⁴ (a number of 48 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (706755643519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353377821756 + 353377821757.

It is an arithmetic number, because the mean of its divisors is an integer number (353377821757).

Almost surely, 2^706755643513 is an apocalyptic number.

It is an amenable number.

706755643513 is a deficient number, since it is larger than the sum of its proper divisors (1).

706755643513 is an equidigital number, since it uses as much as digits as its factorization.

706755643513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7938000, while the sum is 52.

The spelling of 706755643513 in words is "seven hundred six billion, seven hundred fifty-five million, six hundred forty-three thousand, five hundred thirteen".