11450448866 has 4 divisors (see below), whose sum is σ = 17175673302. Its totient is φ = 5725224432.

The previous prime is 11450448851. The next prime is 11450448883. The reversal of 11450448866 is 66884405411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66884405411 = 51659 ⋅1294729.

It can be written as a sum of positive squares in only one way, i.e., 8440280641 + 3010168225 = 91871^2 + 54865^2 .

It is a super-2 number, since 2×11450448866² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11450448866.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2862612215 + ... + 2862612218.

Almost surely, 2^11450448866 is an apocalyptic number.

11450448866 is a deficient number, since it is larger than the sum of its proper divisors (5725224436).

11450448866 is an equidigital number, since it uses as much as digits as its factorization.

11450448866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5725224435.

The product of its (nonzero) digits is 737280, while the sum is 47.

The spelling of 11450448866 in words is "eleven billion, four hundred fifty million, four hundred forty-eight thousand, eight hundred sixty-six".