240666056877 has 16 divisors (see below), whose sum is σ = 324045715968. Its totient is φ = 158865624240.

The previous prime is 240666056861. The next prime is 240666056881. The reversal of 240666056877 is 778650666042.

It is not a de Polignac number, because 240666056877 - 2⁴ = 240666056861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240666066877) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2537602 + ... + 2630732.

It is an arithmetic number, because the mean of its divisors is an integer number (20252857248).

Almost surely, 2^240666056877 is an apocalyptic number.

It is an amenable number.

240666056877 is a deficient number, since it is larger than the sum of its proper divisors (83379659091).

240666056877 is a wasteful number, since it uses less digits than its factorization.

240666056877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101600.

The product of its (nonzero) digits is 20321280, while the sum is 57.

The spelling of 240666056877 in words is "two hundred forty billion, six hundred sixty-six million, fifty-six thousand, eight hundred seventy-seven".