11165140440154 has 16 divisors (see below), whose sum is σ = 16751158135488. Its totient is φ = 5581421199072.

The previous prime is 11165140440151. The next prime is 11165140440187. The reversal of 11165140440154 is 45104404156111.

11165140440154 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11165140440154² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11165140440151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239402422 + ... + 239449054.

It is an arithmetic number, because the mean of its divisors is an integer number (1046947383468).

Almost surely, 2^{11165140440154} is an apocalyptic number.

11165140440154 is a deficient number, since it is larger than the sum of its proper divisors (5586017695334).

11165140440154 is a wasteful number, since it uses less digits than its factorization.

11165140440154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68709.

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

Adding to 11165140440154 its reverse (45104404156111), we get a palindrome (56269544596265).

The spelling of 11165140440154 in words is "eleven trillion, one hundred sixty-five billion, one hundred forty million, four hundred forty thousand, one hundred fifty-four".