9976343346225 has 243 divisors, whose sum is σ = 19000593790633. Its totient is φ = 5003523732480.

The previous prime is 9976343346223. The next prime is 9976343346241. The reversal of 9976343346225 is 5226433436799.

The square root of 9976343346225 is 3158535.

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

9976343346225 is a `hidden beast` number, since 9 + 9 + 7 + 63 + 4 + 3 + 346 + 225 = 666.

It can be written as a sum of positive squares in 40 ways, for example, as 9585903324321 + 390440021904 = 3096111^2 + 624852^2 .

It is not a de Polignac number, because 9976343346225 - 2¹ = 9976343346223 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9976343346223) by changing a digit.

It is a polite number, since it can be written in 242 ways as a sum of consecutive naturals, for example, 72820024357 + ... + 72820024493.

Almost surely, 2^{9976343346225} is an apocalyptic number.

9976343346225 is the 3158535-th square number.

9976343346225 is the 1579268-th centered octagonal number.

It is an amenable number.

9976343346225 is a deficient number, since it is larger than the sum of its proper divisors (9024250444408).

9976343346225 is a wasteful number, since it uses less digits than its factorization.

9976343346225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454 (or 227 counting only the distinct ones).

The product of its digits is 176359680, while the sum is 63.

The spelling of 9976343346225 in words is "nine trillion, nine hundred seventy-six billion, three hundred forty-three million, three hundred forty-six thousand, two hundred twenty-five".