50216161315263 has 4 divisors (see below), whose sum is σ = 66954881753688. Its totient is φ = 33477440876840.

The previous prime is 50216161315219. The next prime is 50216161315283. The reversal of 50216161315263 is 36251316161205.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 50216161315263 - 2²¹ = 50216159218111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50216161315283) 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, 8369360219208 + ... + 8369360219213.

It is an arithmetic number, because the mean of its divisors is an integer number (16738720438422).

Almost surely, 2^{50216161315263} is an apocalyptic number.

50216161315263 is a deficient number, since it is larger than the sum of its proper divisors (16738720438425).

50216161315263 is a wasteful number, since it uses less digits than its factorization.

50216161315263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16738720438424.

The product of its (nonzero) digits is 194400, while the sum is 42.

Adding to 50216161315263 its reverse (36251316161205), we get a palindrome (86467477476468).

The spelling of 50216161315263 in words is "fifty trillion, two hundred sixteen billion, one hundred sixty-one million, three hundred fifteen thousand, two hundred sixty-three".