240166326121061 has 16 divisors (see below), whose sum is σ = 245423455027200. Its totient is φ = 234915344315568.

The previous prime is 240166326121027. The next prime is 240166326121069. The reversal of 240166326121061 is 160121623661042.

It is a cyclic number.

It is not a de Polignac number, because 240166326121061 - 2⁶ = 240166326120997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240166326121069) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1975657400 + ... + 1975778958.

It is an arithmetic number, because the mean of its divisors is an integer number (15338965939200).

Almost surely, 2^{240166326121061} is an apocalyptic number.

It is an amenable number.

240166326121061 is a deficient number, since it is larger than the sum of its proper divisors (5257128906139).

240166326121061 is a wasteful number, since it uses less digits than its factorization.

240166326121061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146488.

The product of its (nonzero) digits is 124416, while the sum is 41.

The spelling of 240166326121061 in words is "two hundred forty trillion, one hundred sixty-six billion, three hundred twenty-six million, one hundred twenty-one thousand, sixty-one".