242776552144563 has 12 divisors (see below), whose sum is σ = 350677460701360. Its totient is φ = 161850933817776.

The previous prime is 242776552144561. The next prime is 242776552144613. The reversal of 242776552144563 is 365441255677242.

242776552144563 is a `hidden beast` number, since 2 + 4 + 2 + 7 + 7 + 6 + 5 + 5 + 21 + 44 + 563 = 666.

It is not a de Polignac number, because 242776552144563 - 2¹ = 242776552144561 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 242776552144563.

It is not an unprimeable number, because it can be changed into a prime (242776552144561) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8638770 + ... + 23668152.

Almost surely, 2^{242776552144563} is an apocalyptic number.

242776552144563 is a deficient number, since it is larger than the sum of its proper divisors (107900908556797).

242776552144563 is a wasteful number, since it uses less digits than its factorization.

242776552144563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16824218 (or 16824215 counting only the distinct ones).

The product of its digits is 338688000, while the sum is 63.

The spelling of 242776552144563 in words is "two hundred forty-two trillion, seven hundred seventy-six billion, five hundred fifty-two million, one hundred forty-four thousand, five hundred sixty-three".