50000650061 has 4 divisors (see below), whose sum is σ = 52174591392. Its totient is φ = 47826708732.

The previous prime is 50000650031. The next prime is 50000650067. The reversal of 50000650061 is 16005600005.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 50000650061 - 2¹⁰ = 50000649037 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 2173941307 = 50000650061 / (5 + 0 + 0 + 0 + 0 + 6 + 5 + 0 + 0 + 6 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50000650067) 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 3 ways as a sum of consecutive naturals, for example, 1086970631 + ... + 1086970676.

It is an arithmetic number, because the mean of its divisors is an integer number (13043647848).

Almost surely, 2^50000650061 is an apocalyptic number.

It is an amenable number.

50000650061 is a deficient number, since it is larger than the sum of its proper divisors (2173941331).

50000650061 is a wasteful number, since it uses less digits than its factorization.

50000650061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2173941330.

The product of its (nonzero) digits is 900, while the sum is 23.

The spelling of 50000650061 in words is "fifty billion, six hundred fifty thousand, sixty-one".