50016311 has 4 divisors (see below), whose sum is σ = 50511624. Its totient is φ = 49521000.

The previous prime is 50016301. The next prime is 50016313. The reversal of 50016311 is 11361005.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11361005 = 5 ⋅2272201.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50016311 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50016311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50016313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247505 + ... + 247706.

It is an arithmetic number, because the mean of its divisors is an integer number (12627906).

Almost surely, 2^50016311 is an apocalyptic number.

50016311 is a deficient number, since it is larger than the sum of its proper divisors (495313).

50016311 is a wasteful number, since it uses less digits than its factorization.

50016311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495312.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 50016311 is about 7072.2210796892. The cubic root of 50016311 is about 368.4432056672.

Adding to 50016311 its reverse (11361005), we get a palindrome (61377316).

The spelling of 50016311 in words is "fifty million, sixteen thousand, three hundred eleven".