240166335274545 has 16 divisors (see below), whose sum is σ = 384415134615360. Its totient is φ = 128039046087744.

The previous prime is 240166335274447. The next prime is 240166335274601. The reversal of 240166335274545 is 545472533661042.

It is not a de Polignac number, because 240166335274545 - 2⁷ = 240166335274417 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3104088694 + ... + 3104166063.

It is an arithmetic number, because the mean of its divisors is an integer number (24025945913460).

Almost surely, 2^{240166335274545} is an apocalyptic number.

It is an amenable number.

240166335274545 is a deficient number, since it is larger than the sum of its proper divisors (144248799340815).

240166335274545 is a wasteful number, since it uses less digits than its factorization.

240166335274545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6208257344.

The product of its (nonzero) digits is 72576000, while the sum is 57.

The spelling of 240166335274545 in words is "two hundred forty trillion, one hundred sixty-six billion, three hundred thirty-five million, two hundred seventy-four thousand, five hundred forty-five".