242766401277727 has 4 divisors (see below), whose sum is σ = 244024258279360. Its totient is φ = 241508544276096.

The previous prime is 242766401277707. The next prime is 242766401277769. The reversal of 242766401277727 is 727772104667242.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 242766401277727 - 2¹¹ = 242766401275679 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 (242766401277707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 628928500527 + ... + 628928500912.

It is an arithmetic number, because the mean of its divisors is an integer number (61006064569840).

Almost surely, 2^{242766401277727} is an apocalyptic number.

242766401277727 is a deficient number, since it is larger than the sum of its proper divisors (1257857001633).

242766401277727 is a wasteful number, since it uses less digits than its factorization.

242766401277727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1257857001632.

The product of its (nonzero) digits is 154893312, while the sum is 64.

The spelling of 242766401277727 in words is "two hundred forty-two trillion, seven hundred sixty-six billion, four hundred one million, two hundred seventy-seven thousand, seven hundred twenty-seven".