633666220502612 has 48 divisors (see below), whose sum is σ = 1266981241688064. Its totient is φ = 274490421084000.

The previous prime is 633666220502599. The next prime is 633666220502729. The reversal of 633666220502612 is 216205022666336.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1154988464 + ... + 1155536967.

It is an arithmetic number, because the mean of its divisors is an integer number (26395442535168).

Almost surely, 2^{633666220502612} is an apocalyptic number.

It is an amenable number.

633666220502612 is a deficient number, since it is larger than the sum of its proper divisors (633315021185452).

633666220502612 is a wasteful number, since it uses less digits than its factorization.

633666220502612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2310525740 (or 2310525738 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 50.

The spelling of 633666220502612 in words is "six hundred thirty-three trillion, six hundred sixty-six billion, two hundred twenty million, five hundred two thousand, six hundred twelve".