12645775753075 has 6 divisors (see below), whose sum is σ = 15680761933844. Its totient is φ = 10116620602440.

The previous prime is 12645775753063. The next prime is 12645775753087. The reversal of 12645775753075 is 57035757754621.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12645775753063) and next prime (12645775753087).

It is not a de Polignac number, because 12645775753075 - 2¹¹ = 12645775751027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12645775752998 and 12645775753016.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 252915515037 + ... + 252915515086.

Almost surely, 2^{12645775753075} is an apocalyptic number.

12645775753075 is a deficient number, since it is larger than the sum of its proper divisors (3034986180769).

12645775753075 is an equidigital number, since it uses as much as digits as its factorization.

12645775753075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505831030133 (or 505831030128 counting only the distinct ones).

The product of its (nonzero) digits is 216090000, while the sum is 64.

The spelling of 12645775753075 in words is "twelve trillion, six hundred forty-five billion, seven hundred seventy-five million, seven hundred fifty-three thousand, seventy-five".