709318261852 has 24 divisors (see below), whose sum is σ = 1244502035280. Its totient is φ = 353747391360.

The previous prime is 709318261793. The next prime is 709318261859. The reversal of 709318261852 is 258162813907.

It is a happy number.

709318261852 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 709318261852.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (709318261859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2362224 + ... + 2645512.

It is an arithmetic number, because the mean of its divisors is an integer number (51854251470).

Almost surely, 2^709318261852 is an apocalyptic number.

It is an amenable number.

709318261852 is a deficient number, since it is larger than the sum of its proper divisors (535183773428).

709318261852 is a wasteful number, since it uses less digits than its factorization.

709318261852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284901 (or 284899 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 52.

The spelling of 709318261852 in words is "seven hundred nine billion, three hundred eighteen million, two hundred sixty-one thousand, eight hundred fifty-two".