7127319447616 has 21 divisors (see below), whose sum is σ = 14143316910541. Its totient is φ = 3563649044992.

The previous prime is 7127319447593. The next prime is 7127319447707. The reversal of 7127319447616 is 6167449137217.

The square root of 7127319447616 is 2669704.

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

It can be written as a sum of positive squares in only one way, i.e., 7060499265600 + 66820182016 = 2657160^2 + 258496^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 21190776 + ... + 21524488.

Almost surely, 2^{7127319447616} is an apocalyptic number.

7127319447616 is the 2669704-th square number.

It is an amenable number.

7127319447616 is a deficient number, since it is larger than the sum of its proper divisors (7015997462925).

7127319447616 is an frugal number, since it uses more digits than its factorization.

7127319447616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667438 (or 333715 counting only the distinct ones).

The product of its digits is 10668672, while the sum is 58.

The spelling of 7127319447616 in words is "seven trillion, one hundred twenty-seven billion, three hundred nineteen million, four hundred forty-seven thousand, six hundred sixteen".