242777415620353 has 8 divisors (see below), whose sum is σ = 249908205308328. Its totient is φ = 235741073478144.

The previous prime is 242777415620293. The next prime is 242777415620413. The reversal of 242777415620353 is 353026514777242.

It is an interprime number because it is at equal distance from previous prime (242777415620293) and next prime (242777415620413).

It can be written as a sum of positive squares in 4 ways, for example, as 82890317865744 + 159887097754609 = 9104412^2 + 12644647^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242777415620353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242777715620353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23611881226 + ... + 23611891507.

It is an arithmetic number, because the mean of its divisors is an integer number (31238525663541).

Almost surely, 2^{242777415620353} is an apocalyptic number.

It is an amenable number.

242777415620353 is a deficient number, since it is larger than the sum of its proper divisors (7130789687975).

242777415620353 is an equidigital number, since it uses as much as digits as its factorization.

242777415620353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47223772883.

The product of its (nonzero) digits is 59270400, while the sum is 58.

The spelling of 242777415620353 in words is "two hundred forty-two trillion, seven hundred seventy-seven billion, four hundred fifteen million, six hundred twenty thousand, three hundred fifty-three".