242653503566 has 8 divisors (see below), whose sum is σ = 364106689920. Its totient is φ = 121284606928.

The previous prime is 242653503557. The next prime is 242653503577. The reversal of 242653503566 is 665305356242.

242653503566 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 242653503566.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21065231 + ... + 21076746.

It is an arithmetic number, because the mean of its divisors is an integer number (45513336240).

Almost surely, 2^242653503566 is an apocalyptic number.

242653503566 is a deficient number, since it is larger than the sum of its proper divisors (121453186354).

242653503566 is a wasteful number, since it uses less digits than its factorization.

242653503566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42144858.

The product of its (nonzero) digits is 3888000, while the sum is 47.

The spelling of 242653503566 in words is "two hundred forty-two billion, six hundred fifty-three million, five hundred three thousand, five hundred sixty-six".