9494440503025 has 9 divisors (see below), whose sum is σ = 11773125327873. Its totient is φ = 7595540077200.

The previous prime is 9494440503019. The next prime is 9494440503061. The reversal of 9494440503025 is 5203050444949.

The square root of 9494440503025 is 3081305.

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 3279311726769 + 6215128776256 = 1810887^2 + 2493016^2 .

It is not a de Polignac number, because 9494440503025 - 2¹¹ = 9494440500977 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 9494440503025.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 15098395 + ... + 15714655.

Almost surely, 2^{9494440503025} is an apocalyptic number.

9494440503025 is the 3081305-th square number.

9494440503025 is the 1540653-rd centered octagonal number.

It is an amenable number.

9494440503025 is a deficient number, since it is larger than the sum of its proper divisors (2278684824848).

9494440503025 is an frugal number, since it uses more digits than its factorization.

9494440503025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1232532 (or 616266 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 49.

Multiplying 9494440503025 by its sum of digits (49), we get a square (465227584648225 = 21569135²).

The spelling of 9494440503025 in words is "nine trillion, four hundred ninety-four billion, four hundred forty million, five hundred three thousand, twenty-five".