11166660258 has 16 divisors (see below), whose sum is σ = 24051268416. Its totient is φ = 3435895440.

The previous prime is 11166660251. The next prime is 11166660269. The reversal of 11166660258 is 85206666111.

11166660258 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11166660251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71581078 + ... + 71581233.

It is an arithmetic number, because the mean of its divisors is an integer number (1503204276).

Almost surely, 2^11166660258 is an apocalyptic number.

11166660258 is an abundant number, since it is smaller than the sum of its proper divisors (12884608158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11166660258 is a wasteful number, since it uses less digits than its factorization.

11166660258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143162329.

The product of its (nonzero) digits is 103680, while the sum is 42.

The spelling of 11166660258 in words is "eleven billion, one hundred sixty-six million, six hundred sixty thousand, two hundred fifty-eight".