50509220233 has 4 divisors (see below), whose sum is σ = 50528493828. Its totient is φ = 50489946640.

The previous prime is 50509220227. The next prime is 50509220239. The reversal of 50509220233 is 33202290505.

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

It is an interprime number because it is at equal distance from previous prime (50509220227) and next prime (50509220239).

It can be written as a sum of positive squares in 2 ways, for example, as 32384521849 + 18124698384 = 179957^2 + 134628^2 .

It is a cyclic number.

It is not a de Polignac number, because 50509220233 - 2²¹ = 50507123081 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50509220195 and 50509220204.

It is not an unprimeable number, because it can be changed into a prime (50509220239) 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, 9632866 + ... + 9638107.

It is an arithmetic number, because the mean of its divisors is an integer number (12632123457).

Almost surely, 2^50509220233 is an apocalyptic number.

It is an amenable number.

50509220233 is a deficient number, since it is larger than the sum of its proper divisors (19273595).

50509220233 is a wasteful number, since it uses less digits than its factorization.

50509220233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19273594.

The product of its (nonzero) digits is 16200, while the sum is 31.

The spelling of 50509220233 in words is "fifty billion, five hundred nine million, two hundred twenty thousand, two hundred thirty-three".