13166034526242 has 24 divisors (see below), whose sum is σ = 30720747228444. Its totient is φ = 4051087546464.

The previous prime is 13166034526171. The next prime is 13166034526303. The reversal of 13166034526242 is 24262543066131.

13166034526242 is a `hidden beast` number, since 1 + 3 + 1 + 6 + 6 + 0 + 345 + 262 + 42 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 12883713393321 + 282321132921 = 3589389^2 + 531339^2 .

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 in 11 ways as a sum of consecutive naturals, for example, 28132552173 + ... + 28132552640.

Almost surely, 2^{13166034526242} is an apocalyptic number.

13166034526242 is an abundant number, since it is smaller than the sum of its proper divisors (17554712702202).

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

13166034526242 is a wasteful number, since it uses less digits than its factorization.

13166034526242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56265104834 (or 56265104831 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 13166034526242 in words is "thirteen trillion, one hundred sixty-six billion, thirty-four million, five hundred twenty-six thousand, two hundred forty-two".