633670648241 has 8 divisors (see below), whose sum is σ = 638019688680. Its totient is φ = 629329495552.

The previous prime is 633670648159. The next prime is 633670648267. The reversal of 633670648241 is 142846076336.

It can be written as a sum of positive squares in 4 ways, for example, as 25459393600 + 608211254641 = 159560^2 + 779879^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 633670648241 - 2¹⁴ = 633670631857 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 633670648241.

It is not an unprimeable number, because it can be changed into a prime (633670648141) 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 7 ways as a sum of consecutive naturals, for example, 1810670 + ... + 2132103.

It is an arithmetic number, because the mean of its divisors is an integer number (79752461085).

Almost surely, 2^633670648241 is an apocalyptic number.

It is an amenable number.

633670648241 is a deficient number, since it is larger than the sum of its proper divisors (4349040439).

633670648241 is a wasteful number, since it uses less digits than its factorization.

633670648241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3943875.

The product of its (nonzero) digits is 3483648, while the sum is 50.

The spelling of 633670648241 in words is "six hundred thirty-three billion, six hundred seventy million, six hundred forty-eight thousand, two hundred forty-one".