50606550661 has 8 divisors (see below), whose sum is σ = 51808933440. Its totient is φ = 49405326432.

The previous prime is 50606550647. The next prime is 50606550667. The reversal of 50606550661 is 16605560605.

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 50606550661 - 2¹⁵ = 50606517893 is a prime.

It is a super-2 number, since 2×50606550661² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50606550667) 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, 200920 + ... + 376273.

It is an arithmetic number, because the mean of its divisors is an integer number (6476116680).

Almost surely, 2^50606550661 is an apocalyptic number.

It is an amenable number.

50606550661 is a deficient number, since it is larger than the sum of its proper divisors (1202382779).

50606550661 is a wasteful number, since it uses less digits than its factorization.

50606550661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579275.

The product of its (nonzero) digits is 162000, while the sum is 40.

The spelling of 50606550661 in words is "fifty billion, six hundred six million, five hundred fifty thousand, six hundred sixty-one".