633666220503041 has 16 divisors (see below), whose sum is σ = 705981447088128. Its totient is φ = 563802573013200.

The previous prime is 633666220503011. The next prime is 633666220503073. The reversal of 633666220503041 is 140305022666336.

It is a cyclic number.

It is not a de Polignac number, because 633666220503041 - 2²² = 633666216308737 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (633666220503011) 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, 500880476 + ... + 502143986.

It is an arithmetic number, because the mean of its divisors is an integer number (44123840443008).

Almost surely, 2^{633666220503041} is an apocalyptic number.

It is an amenable number.

633666220503041 is a deficient number, since it is larger than the sum of its proper divisors (72315226585087).

633666220503041 is a wasteful number, since it uses less digits than its factorization.

633666220503041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2233612.

The product of its (nonzero) digits is 2799360, while the sum is 47.

The spelling of 633666220503041 in words is "six hundred thirty-three trillion, six hundred sixty-six billion, two hundred twenty million, five hundred three thousand, forty-one".