240566666834 has 32 divisors (see below), whose sum is σ = 414192030336. Its totient is φ = 103807468800.

The previous prime is 240566666833. The next prime is 240566666863. The reversal of 240566666834 is 438666665042.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 240566666834.

It is not an unprimeable number, because it can be changed into a prime (240566666833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1735472 + ... + 1868955.

It is an arithmetic number, because the mean of its divisors is an integer number (12943500948).

Almost surely, 2^240566666834 is an apocalyptic number.

240566666834 is a deficient number, since it is larger than the sum of its proper divisors (173625363502).

240566666834 is a wasteful number, since it uses less digits than its factorization.

240566666834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3604610.

The product of its (nonzero) digits is 29859840, while the sum is 56.

The spelling of 240566666834 in words is "two hundred forty billion, five hundred sixty-six million, six hundred sixty-six thousand, eight hundred thirty-four".