709715262916 has 81 divisors (see below), whose sum is σ = 1379767841767. Its totient is φ = 319185940480.

The previous prime is 709715262881. The next prime is 709715262917. The reversal of 709715262916 is 619262517907.

It is a happy number.

The square root of 709715262916 is 842446.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 35175002500 + 674540260416 = 187550^2 + 821304^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (709715262917) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2761537860 + ... + 2761538116.

Almost surely, 2^709715262916 is an apocalyptic number.

709715262916 is the 842446-th square number.

It is an amenable number.

709715262916 is a deficient number, since it is larger than the sum of its proper divisors (670052578851).

709715262916 is a wasteful number, since it uses less digits than its factorization.

709715262916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 838 (or 419 counting only the distinct ones).

The product of its (nonzero) digits is 2857680, while the sum is 55.

The spelling of 709715262916 in words is "seven hundred nine billion, seven hundred fifteen million, two hundred sixty-two thousand, nine hundred sixteen".