50442450155 has 4 divisors (see below), whose sum is σ = 60530940192. Its totient is φ = 40353960120.

The previous prime is 50442450137. The next prime is 50442450173. The reversal of 50442450155 is 55105424405.

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 (50442450137) and next prime (50442450173).

It is not a de Polignac number, because 50442450155 - 2⁸ = 50442449899 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 5044245011 + ... + 5044245020.

It is an arithmetic number, because the mean of its divisors is an integer number (15132735048).

Almost surely, 2^50442450155 is an apocalyptic number.

50442450155 is a deficient number, since it is larger than the sum of its proper divisors (10088490037).

50442450155 is a wasteful number, since it uses less digits than its factorization.

50442450155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10088490036.

The product of its (nonzero) digits is 80000, while the sum is 35.

The spelling of 50442450155 in words is "fifty billion, four hundred forty-two million, four hundred fifty thousand, one hundred fifty-five".