63665042464342 has 8 divisors (see below), whose sum is σ = 104179160396232. Its totient is φ = 28938655665600.

The previous prime is 63665042464339. The next prime is 63665042464343. The reversal of 63665042464342 is 24346424056636.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63665042464343) 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, 1446932783259 + ... + 1446932783302.

It is an arithmetic number, because the mean of its divisors is an integer number (13022395049529).

Almost surely, 2^{63665042464342} is an apocalyptic number.

63665042464342 is a deficient number, since it is larger than the sum of its proper divisors (40514117931890).

63665042464342 is a wasteful number, since it uses less digits than its factorization.

63665042464342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2893865566574.

The product of its (nonzero) digits is 59719680, while the sum is 55.

The spelling of 63665042464342 in words is "sixty-three trillion, six hundred sixty-five billion, forty-two million, four hundred sixty-four thousand, three hundred forty-two".