242234351477 has 2 divisors, whose sum is σ = 242234351478. Its totient is φ = 242234351476.

The previous prime is 242234351461. The next prime is 242234351479. The reversal of 242234351477 is 774153432242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 232826515441 + 9407836036 = 482521^2 + 96994^2 .

It is a cyclic number.

It is not a de Polignac number, because 242234351477 - 2⁴ = 242234351461 is a prime.

Together with 242234351479, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242234351479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121117175738 + 121117175739.

It is an arithmetic number, because the mean of its divisors is an integer number (121117175739).

Almost surely, 2^242234351477 is an apocalyptic number.

It is an amenable number.

242234351477 is a deficient number, since it is larger than the sum of its proper divisors (1).

242234351477 is an equidigital number, since it uses as much as digits as its factorization.

242234351477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1128960, while the sum is 44.

The spelling of 242234351477 in words is "two hundred forty-two billion, two hundred thirty-four million, three hundred fifty-one thousand, four hundred seventy-seven".