663427240714 has 32 divisors (see below), whose sum is σ = 1141937015040. Its totient is φ = 283169893248.

The previous prime is 663427240657. The next prime is 663427240717. The reversal of 663427240714 is 417042724366.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (663427240717) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3503782 + ... + 3688270.

It is an arithmetic number, because the mean of its divisors is an integer number (35685531720).

Almost surely, 2^663427240714 is an apocalyptic number.

663427240714 is a deficient number, since it is larger than the sum of its proper divisors (478509774326).

663427240714 is a wasteful number, since it uses less digits than its factorization.

663427240714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185542.

The product of its (nonzero) digits is 1354752, while the sum is 46.

The spelling of 663427240714 in words is "six hundred sixty-three billion, four hundred twenty-seven million, two hundred forty thousand, seven hundred fourteen".