11663675252 has 6 divisors (see below), whose sum is σ = 20411431698. Its totient is φ = 5831837624.

The previous prime is 11663675237. The next prime is 11663675273. The reversal of 11663675252 is 25257636611.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10527580816 + 1136094436 = 102604^2 + 33706^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1457959403 + ... + 1457959410.

It is an arithmetic number, because the mean of its divisors is an integer number (3401905283).

Almost surely, 2^11663675252 is an apocalyptic number.

It is an amenable number.

11663675252 is a deficient number, since it is larger than the sum of its proper divisors (8747756446).

11663675252 is a wasteful number, since it uses less digits than its factorization.

11663675252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2915918817 (or 2915918815 counting only the distinct ones).

The product of its digits is 453600, while the sum is 44.

The spelling of 11663675252 in words is "eleven billion, six hundred sixty-three million, six hundred seventy-five thousand, two hundred fifty-two".