94912117021225 has 81 divisors (see below), whose sum is σ = 140724755673957. Its totient is φ = 63315188153280.

The previous prime is 94912117021217. The next prime is 94912117021231. The reversal of 94912117021225 is 52212071121949.

The square root of 94912117021225 is 9742285.

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 9010064812329 + 85902052208896 = 3001677^2 + 9268336^2 .

It is not a de Polignac number, because 94912117021225 - 2³ = 94912117021217 is a prime.

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, 12616255314 + ... + 12616262836.

Almost surely, 2^{94912117021225} is an apocalyptic number.

94912117021225 is the 9742285-th square number.

94912117021225 is the 4871143-rd centered octagonal number.

It is an amenable number.

94912117021225 is a deficient number, since it is larger than the sum of its proper divisors (45812638652732).

94912117021225 is an frugal number, since it uses more digits than its factorization.

94912117021225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15144 (or 7572 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 46.

The spelling of 94912117021225 in words is "ninety-four trillion, nine hundred twelve billion, one hundred seventeen million, twenty-one thousand, two hundred twenty-five".