709750665913 has 2 divisors, whose sum is σ = 709750665914. Its totient is φ = 709750665912.

The previous prime is 709750665751. The next prime is 709750665919. The reversal of 709750665913 is 319566057907.

It is a happy number.

709750665913 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., 685795984384 + 23954681529 = 828128^2 + 154773^2 .

It is a cyclic number.

It is not a de Polignac number, because 709750665913 - 2¹⁷ = 709750534841 is a prime.

It is not a weakly prime, because it can be changed into another prime (709750665919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354875332956 + 354875332957.

It is an arithmetic number, because the mean of its divisors is an integer number (354875332957).

Almost surely, 2^709750665913 is an apocalyptic number.

It is an amenable number.

709750665913 is a deficient number, since it is larger than the sum of its proper divisors (1).

709750665913 is an equidigital number, since it uses as much as digits as its factorization.

709750665913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10716300, while the sum is 58.

The spelling of 709750665913 in words is "seven hundred nine billion, seven hundred fifty million, six hundred sixty-five thousand, nine hundred thirteen".