94645446025 has 27 divisors (see below), whose sum is σ = 127109368479. Its totient is φ = 69877254720.

The previous prime is 94645446017. The next prime is 94645446031. The reversal of 94645446025 is 52064454649.

The square root of 94645446025 is 307645.

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

It can be written as a sum of positive squares in 13 ways, for example, as 93750478969 + 894967056 = 306187^2 + 29916^2 .

It is not a de Polignac number, because 94645446025 - 2³ = 94645446017 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 94645446025.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 19994559 + ... + 19999291.

Almost surely, 2^94645446025 is an apocalyptic number.

94645446025 is the 307645-th square number.

94645446025 is the 153823-rd centered octagonal number.

It is an amenable number.

94645446025 is a deficient number, since it is larger than the sum of its proper divisors (32463922454).

94645446025 is an frugal number, since it uses more digits than its factorization.

94645446025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9502 (or 4751 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 49.

Multiplying 94645446025 by its sum of digits (49), we get a square (4637626855225 = 2153515²).

The spelling of 94645446025 in words is "ninety-four billion, six hundred forty-five million, four hundred forty-six thousand, twenty-five".