11061641111265 has 48 divisors (see below), whose sum is σ = 20674903092480. Its totient is φ = 5452721660160.

The previous prime is 11061641111237. The next prime is 11061641111317. The reversal of 11061641111265 is 56211114616011.

11061641111265 is a `hidden beast` number, since 1 + 1 + 0 + 6 + 1 + 641 + 1 + 1 + 1 + 2 + 6 + 5 = 666.

11061641111265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11061641111265 - 2⁹ = 11061641110753 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 157740457 + ... + 157810566.

It is an arithmetic number, because the mean of its divisors is an integer number (430727147760).

Almost surely, 2^{11061641111265} is an apocalyptic number.

11061641111265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11061641111265 is a deficient number, since it is larger than the sum of its proper divisors (9613261981215).

11061641111265 is a wasteful number, since it uses less digits than its factorization.

11061641111265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315551094 (or 315551091 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 36.

Adding to 11061641111265 its reverse (56211114616011), we get a palindrome (67272755727276).

The spelling of 11061641111265 in words is "eleven trillion, sixty-one billion, six hundred forty-one million, one hundred eleven thousand, two hundred sixty-five".