50666616533 has 8 divisors (see below), whose sum is σ = 56936398848. Its totient is φ = 44735741424.

The previous prime is 50666616523. The next prime is 50666616547. The reversal of 50666616533 is 33561666605.

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 50666616533 - 2⁸ = 50666616277 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 (50666616523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84726485 + ... + 84727082.

It is an arithmetic number, because the mean of its divisors is an integer number (7117049856).

Almost surely, 2^50666616533 is an apocalyptic number.

It is an amenable number.

50666616533 is a deficient number, since it is larger than the sum of its proper divisors (6269782315).

50666616533 is a wasteful number, since it uses less digits than its factorization.

50666616533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169453603.

The product of its (nonzero) digits is 1749600, while the sum is 47.

The spelling of 50666616533 in words is "fifty billion, six hundred sixty-six million, six hundred sixteen thousand, five hundred thirty-three".