11445511421026 has 4 divisors (see below), whose sum is σ = 17168267131542. Its totient is φ = 5722755710512.

The previous prime is 11445511421017. The next prime is 11445511421039. The reversal of 11445511421026 is 62012411554411.

11445511421026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7052928390225 + 4392583030801 = 2655735^2 + 2095849^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2861377855255 + ... + 2861377855258.

Almost surely, 2^{11445511421026} is an apocalyptic number.

11445511421026 is a deficient number, since it is larger than the sum of its proper divisors (5722755710516).

11445511421026 is an equidigital number, since it uses as much as digits as its factorization.

11445511421026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5722755710515.

The product of its (nonzero) digits is 38400, while the sum is 37.

Adding to 11445511421026 its reverse (62012411554411), we get a palindrome (73457922975437).

The spelling of 11445511421026 in words is "eleven trillion, four hundred forty-five billion, five hundred eleven million, four hundred twenty-one thousand, twenty-six".