10163758444225 has 81 divisors (see below), whose sum is σ = 13070627374441. Its totient is φ = 7840089448000.

The previous prime is 10163758444207. The next prime is 10163758444237. The reversal of 10163758444225 is 52244485736101.

The square root of 10163758444225 is 3188065.

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 1876683546241 + 8287074897984 = 1369921^2 + 2878728^2 .

It is not a de Polignac number, because 10163758444225 - 2¹¹ = 10163758442177 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 94988396622 + ... + 94988396728.

Almost surely, 2^{10163758444225} is an apocalyptic number.

10163758444225 is the 3188065-th square number.

10163758444225 is the 1594033-rd centered octagonal number.

It is an amenable number.

10163758444225 is a deficient number, since it is larger than the sum of its proper divisors (2906868930216).

10163758444225 is an frugal number, since it uses more digits than its factorization.

10163758444225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544 (or 272 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 52.

The spelling of 10163758444225 in words is "ten trillion, one hundred sixty-three billion, seven hundred fifty-eight million, four hundred forty-four thousand, two hundred twenty-five".