50150223449 has 4 divisors (see below), whose sum is σ = 50168285364. Its totient is φ = 50132161536.

The previous prime is 50150223407. The next prime is 50150223451. The reversal of 50150223449 is 94432205105.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2683758025 + 47466465424 = 51805^2 + 217868^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50150223449 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50150228449) 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, 9026792 + ... + 9032345.

It is an arithmetic number, because the mean of its divisors is an integer number (12542071341).

Almost surely, 2^50150223449 is an apocalyptic number.

It is an amenable number.

50150223449 is a deficient number, since it is larger than the sum of its proper divisors (18061915).

50150223449 is a wasteful number, since it uses less digits than its factorization.

50150223449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18061914.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 50150223449 in words is "fifty billion, one hundred fifty million, two hundred twenty-three thousand, four hundred forty-nine".