242777343404109 has 8 divisors (see below), whose sum is σ = 328137413916352. Its totient is φ = 159634417580640.

The previous prime is 242777343404059. The next prime is 242777343404111. The reversal of 242777343404109 is 901404343777242.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 242777343404109 - 2⁹ = 242777343403597 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 (242777343404149) 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 7 ways as a sum of consecutive naturals, for example, 554286171937 + ... + 554286172374.

It is an arithmetic number, because the mean of its divisors is an integer number (41017176739544).

Almost surely, 2^{242777343404109} is an apocalyptic number.

It is an amenable number.

242777343404109 is a deficient number, since it is larger than the sum of its proper divisors (85360070512243).

242777343404109 is a wasteful number, since it uses less digits than its factorization.

242777343404109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1108572344387.

The product of its (nonzero) digits is 28449792, while the sum is 57.

The spelling of 242777343404109 in words is "two hundred forty-two trillion, seven hundred seventy-seven billion, three hundred forty-three million, four hundred four thousand, one hundred nine".