66242202240242 has 8 divisors (see below), whose sum is σ = 113558060983296. Its totient is φ = 28389515245812.

The previous prime is 66242202240229. The next prime is 66242202240259. The reversal of 66242202240242 is 24204220224266.

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

It is a junction number, because it is equal to n+sod(n) for n = 66242202240196 and 66242202240205.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2365792937138 + ... + 2365792937165.

It is an arithmetic number, because the mean of its divisors is an integer number (14194757622912).

Almost surely, 2^{66242202240242} is an apocalyptic number.

66242202240242 is a deficient number, since it is larger than the sum of its proper divisors (47315858743054).

66242202240242 is a wasteful number, since it uses less digits than its factorization.

66242202240242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4731585874312.

The product of its (nonzero) digits is 294912, while the sum is 38.

The spelling of 66242202240242 in words is "sixty-six trillion, two hundred forty-two billion, two hundred two million, two hundred forty thousand, two hundred forty-two".