242776074021567 has 8 divisors (see below), whose sum is σ = 324438792923520. Its totient is φ = 161482035567000.

The previous prime is 242776074021499. The next prime is 242776074021617. The reversal of 242776074021567 is 765120470677242.

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 242776074021567 - 2²³ = 242776065632959 is a prime.

It is a super-2 number, since 2×242776074021567² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 242776074021567.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242776074021667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92170110309 + ... + 92170112942.

It is an arithmetic number, because the mean of its divisors is an integer number (40554849115440).

Almost surely, 2^{242776074021567} is an apocalyptic number.

242776074021567 is a deficient number, since it is larger than the sum of its proper divisors (81662718901953).

242776074021567 is a wasteful number, since it uses less digits than its factorization.

242776074021567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184340223693.

The product of its (nonzero) digits is 55319040, while the sum is 60.

The spelling of 242776074021567 in words is "two hundred forty-two trillion, seven hundred seventy-six billion, seventy-four million, twenty-one thousand, five hundred sixty-seven".