242777347223351 has 16 divisors (see below), whose sum is σ = 258547695022368. Its totient is φ = 227172515404800.

The previous prime is 242777347223309. The next prime is 242777347223401. The reversal of 242777347223351 is 153322743777242.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242777347223351 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 (242777347243351) 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, 238097531 + ... + 239115011.

It is an arithmetic number, because the mean of its divisors is an integer number (16159230938898).

Almost surely, 2^{242777347223351} is an apocalyptic number.

242777347223351 is a deficient number, since it is larger than the sum of its proper divisors (15770347799017).

242777347223351 is a wasteful number, since it uses less digits than its factorization.

242777347223351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1098802.

The product of its digits is 82978560, while the sum is 59.

The spelling of 242777347223351 in words is "two hundred forty-two trillion, seven hundred seventy-seven billion, three hundred forty-seven million, two hundred twenty-three thousand, three hundred fifty-one".