2250405460225 has 24 divisors (see below), whose sum is σ = 3006475293752. Its totient is φ = 1661108774400.

The previous prime is 2250405460223. The next prime is 2250405460241. The reversal of 2250405460225 is 5220645040522.

It can be written as a sum of positive squares in 12 ways, for example, as 203007918096 + 2047397542129 = 450564^2 + 1430873^2 .

It is not a de Polignac number, because 2250405460225 - 2¹ = 2250405460223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2250405460223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 776502 + ... + 2259151.

Almost surely, 2^{2250405460225} is an apocalyptic number.

2250405460225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2250405460225 is a deficient number, since it is larger than the sum of its proper divisors (756069833527).

2250405460225 is a wasteful number, since it uses less digits than its factorization.

2250405460225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3037957 (or 3037952 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 37.

The spelling of 2250405460225 in words is "two trillion, two hundred fifty billion, four hundred five million, four hundred sixty thousand, two hundred twenty-five".