242772666783 has 16 divisors (see below), whose sum is σ = 330707059200. Its totient is φ = 158345922176.

The previous prime is 242772666779. The next prime is 242772666823. The reversal of 242772666783 is 387666277242.

It is a happy number.

242772666783 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 242772666783 - 2² = 242772666779 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242772626783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61591 + ... + 699527.

It is an arithmetic number, because the mean of its divisors is an integer number (20669191200).

Almost surely, 2^242772666783 is an apocalyptic number.

242772666783 is a deficient number, since it is larger than the sum of its proper divisors (87934392417).

242772666783 is a wasteful number, since it uses less digits than its factorization.

242772666783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640686.

The product of its digits is 56899584, while the sum is 60.

The spelling of 242772666783 in words is "two hundred forty-two billion, seven hundred seventy-two million, six hundred sixty-six thousand, seven hundred eighty-three".