50066720111 has 4 divisors (see below), whose sum is σ = 53011821312. Its totient is φ = 47121618912.

The previous prime is 50066720069. The next prime is 50066720149. The reversal of 50066720111 is 11102766005.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 50066720111 - 2¹⁸ = 50066457967 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 (50066770111) 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, 1472550575 + ... + 1472550608.

It is an arithmetic number, because the mean of its divisors is an integer number (13252955328).

Almost surely, 2^50066720111 is an apocalyptic number.

50066720111 is a deficient number, since it is larger than the sum of its proper divisors (2945101201).

50066720111 is a wasteful number, since it uses less digits than its factorization.

50066720111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2945101200.

The product of its (nonzero) digits is 2520, while the sum is 29.

The spelling of 50066720111 in words is "fifty billion, sixty-six million, seven hundred twenty thousand, one hundred eleven".