50365563 has 4 divisors (see below), whose sum is σ = 67154088. Its totient is φ = 33577040.

The previous prime is 50365559. The next prime is 50365583. The reversal of 50365563 is 36556305.

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 50365563 - 2² = 50365559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50365583) 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, 8394258 + ... + 8394263.

It is an arithmetic number, because the mean of its divisors is an integer number (16788522).

Almost surely, 2^50365563 is an apocalyptic number.

50365563 is a deficient number, since it is larger than the sum of its proper divisors (16788525).

50365563 is a wasteful number, since it uses less digits than its factorization.

50365563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16788524.

The product of its (nonzero) digits is 40500, while the sum is 33.

The square root of 50365563 is about 7096.8699438555. The cubic root of 50365563 is about 369.2988010225.

It can be divided in two parts, 503 and 65563, that added together give a palindrome (66066).

The spelling of 50365563 in words is "fifty million, three hundred sixty-five thousand, five hundred sixty-three".