50445342109 has 4 divisors (see below), whose sum is σ = 50935102816. Its totient is φ = 49955581404.

The previous prime is 50445342061. The next prime is 50445342151. The reversal of 50445342109 is 90124354405.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 50445342109 - 2¹¹ = 50445340061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50445345109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 244880199 + ... + 244880404.

It is an arithmetic number, because the mean of its divisors is an integer number (12733775704).

Almost surely, 2^50445342109 is an apocalyptic number.

It is an amenable number.

50445342109 is a deficient number, since it is larger than the sum of its proper divisors (489760707).

50445342109 is a wasteful number, since it uses less digits than its factorization.

50445342109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489760706.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 50445342109 in words is "fifty billion, four hundred forty-five million, three hundred forty-two thousand, one hundred nine".