663336655622 has 8 divisors (see below), whose sum is σ = 995009333472. Its totient is φ = 331666877800.

The previous prime is 663336655613. The next prime is 663336655643. The reversal of 663336655622 is 226556633366.

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

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, 13529 + ... + 1151892.

It is an arithmetic number, because the mean of its divisors is an integer number (124376166684).

Almost surely, 2^663336655622 is an apocalyptic number.

663336655622 is a deficient number, since it is larger than the sum of its proper divisors (331672677850).

663336655622 is a wasteful number, since it uses less digits than its factorization.

663336655622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1450014.

The product of its digits is 20995200, while the sum is 53.

The spelling of 663336655622 in words is "six hundred sixty-three billion, three hundred thirty-six million, six hundred fifty-five thousand, six hundred twenty-two".