709852656913 has 4 divisors (see below), whose sum is σ = 713530650148. Its totient is φ = 706174663680.

The previous prime is 709852656901. The next prime is 709852656937. The reversal of 709852656913 is 319656258907.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 319656258907 = 45667 ⋅6999721.

It can be written as a sum of positive squares in 2 ways, for example, as 181660931089 + 528191725824 = 426217^2 + 726768^2 .

It is a cyclic number.

It is not a de Polignac number, because 709852656913 - 2⁵ = 709852656881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (709852659913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1838996328 + ... + 1838996713.

It is an arithmetic number, because the mean of its divisors is an integer number (178382662537).

Almost surely, 2^709852656913 is an apocalyptic number.

It is an amenable number.

709852656913 is a deficient number, since it is larger than the sum of its proper divisors (3677993235).

709852656913 is a wasteful number, since it uses less digits than its factorization.

709852656913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3677993234.

The product of its (nonzero) digits is 24494400, while the sum is 61.

The spelling of 709852656913 in words is "seven hundred nine billion, eight hundred fifty-two million, six hundred fifty-six thousand, nine hundred thirteen".