3663470025 has 30 divisors (see below), whose sum is σ = 6786016622. Its totient is φ = 1953849600.

The previous prime is 3663469993. The next prime is 3663470087. The reversal of 3663470025 is 5200743663.

It can be written as a sum of positive squares in 3 ways, for example, as 908479881 + 2754990144 = 30141^2 + 52488^2 .

It is not a de Polignac number, because 3663470025 - 2⁵ = 3663469993 is a prime.

It is a Duffinian number.

It is a Curzon number.

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 29 ways as a sum of consecutive naturals, for example, 902536 + ... + 906585.

Almost surely, 2^3663470025 is an apocalyptic number.

It is an amenable number.

3663470025 is a deficient number, since it is larger than the sum of its proper divisors (3122546597).

3663470025 is a wasteful number, since it uses less digits than its factorization.

3663470025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1809143 (or 1809129 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 36.

The square root of 3663470025 is about 60526.6059266501. The cubic root of 3663470025 is about 1541.5734221017.

The spelling of 3663470025 in words is "three billion, six hundred sixty-three million, four hundred seventy thousand, twenty-five".