50203236661 has 8 divisors (see below), whose sum is σ = 50515227648. Its totient is φ = 49891758000.

The previous prime is 50203236599. The next prime is 50203236737. The reversal of 50203236661 is 16663230205.

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 50203236661 - 2¹⁵ = 50203203893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50203234661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69451 + ... + 324391.

It is an arithmetic number, because the mean of its divisors is an integer number (6314403456).

Almost surely, 2^50203236661 is an apocalyptic number.

It is an amenable number.

50203236661 is a deficient number, since it is larger than the sum of its proper divisors (311990987).

50203236661 is a wasteful number, since it uses less digits than its factorization.

50203236661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256163.

The product of its (nonzero) digits is 38880, while the sum is 34.

Adding to 50203236661 its reverse (16663230205), we get a palindrome (66866466866).

The spelling of 50203236661 in words is "fifty billion, two hundred three million, two hundred thirty-six thousand, six hundred sixty-one".