10356115225 has 9 divisors (see below), whose sum is σ = 12842213853. Its totient is φ = 8284485120.

The previous prime is 10356115213. The next prime is 10356115247. The reversal of 10356115225 is 52251165301.

The square root of 10356115225 is 101765.

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 743489289 + 9612625936 = 27267^2 + 98044^2 .

It is not a de Polignac number, because 10356115225 - 2¹³ = 10356107033 is a prime.

It is a super-3 number, since 3×10356115225³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 498649 + ... + 519001.

Almost surely, 2^10356115225 is an apocalyptic number.

10356115225 is the 101765-th square number.

10356115225 is the 50883-rd centered octagonal number.

It is an amenable number.

10356115225 is a deficient number, since it is larger than the sum of its proper divisors (2486098628).

10356115225 is an frugal number, since it uses more digits than its factorization.

10356115225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40716 (or 20358 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 31.

The spelling of 10356115225 in words is "ten billion, three hundred fifty-six million, one hundred fifteen thousand, two hundred twenty-five".