11663046625 has 16 divisors (see below), whose sum is σ = 14592960720. Its totient is φ = 9306412800.

The previous prime is 11663046613. The next prime is 11663046643. The reversal of 11663046625 is 52664036611.

It can be written as a sum of positive squares in 8 ways, for example, as 7940948544 + 3722098081 = 89112^2 + 61009^2 .

It is not a de Polignac number, because 11663046625 - 2²⁹ = 11126175713 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71304 + ... + 168553.

It is an arithmetic number, because the mean of its divisors is an integer number (912060045).

Almost surely, 2^11663046625 is an apocalyptic number.

It is an amenable number.

11663046625 is a deficient number, since it is larger than the sum of its proper divisors (2929914095).

11663046625 is an equidigital number, since it uses as much as digits as its factorization.

11663046625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240261 (or 240251 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 11663046625 in words is "eleven billion, six hundred sixty-three million, forty-six thousand, six hundred twenty-five".