6780373327225 has 27 divisors (see below), whose sum is σ = 8453354967117. Its totient is φ = 5394978578880.

The previous prime is 6780373327201. The next prime is 6780373327271. The reversal of 6780373327225 is 5227233730876.

The square root of 6780373327225 is 2603915.

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 1484686199529 + 5295687127696 = 1218477^2 + 2301236^2 .

It is not a de Polignac number, because 6780373327225 - 2²⁵ = 6780339772793 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2590894117 + ... + 2590896733.

Almost surely, 2^{6780373327225} is an apocalyptic number.

6780373327225 is the 2603915-th square number.

6780373327225 is the 1301958-th centered octagonal number.

It is an amenable number.

6780373327225 is a deficient number, since it is larger than the sum of its proper divisors (1672981639892).

6780373327225 is an frugal number, since it uses more digits than its factorization.

6780373327225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5642 (or 2821 counting only the distinct ones).

The product of its (nonzero) digits is 17781120, while the sum is 55.

The spelling of 6780373327225 in words is "six trillion, seven hundred eighty billion, three hundred seventy-three million, three hundred twenty-seven thousand, two hundred twenty-five".