11663225504636 has 24 divisors (see below), whose sum is σ = 21611453055696. Its totient is φ = 5488530417920.

The previous prime is 11663225504617. The next prime is 11663225504647. The reversal of 11663225504636 is 63640552236611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8202746 + ... + 9519006.

It is an arithmetic number, because the mean of its divisors is an integer number (900477210654).

Almost surely, 2^{11663225504636} is an apocalyptic number.

It is an amenable number.

11663225504636 is a deficient number, since it is larger than the sum of its proper divisors (9948227551060).

11663225504636 is a wasteful number, since it uses less digits than its factorization.

11663225504636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1446589 (or 1446587 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 50.

The spelling of 11663225504636 in words is "eleven trillion, six hundred sixty-three billion, two hundred twenty-five million, five hundred four thousand, six hundred thirty-six".