50150091 has 4 divisors (see below), whose sum is σ = 66866792. Its totient is φ = 33433392.

The previous prime is 50150057. The next prime is 50150099. The reversal of 50150091 is 19005105.

It is a happy number.

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

It is not a de Polignac number, because 50150091 - 2⁶ = 50150027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50150099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8358346 + ... + 8358351.

It is an arithmetic number, because the mean of its divisors is an integer number (16716698).

Almost surely, 2^50150091 is an apocalyptic number.

50150091 is a deficient number, since it is larger than the sum of its proper divisors (16716701).

50150091 is a wasteful number, since it uses less digits than its factorization.

50150091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16716700.

The product of its (nonzero) digits is 225, while the sum is 21.

The square root of 50150091 is about 7081.6728955805. The cubic root of 50150091 is about 368.7714082754.

Adding to 50150091 its reverse (19005105), we get a palindrome (69155196).

The spelling of 50150091 in words is "fifty million, one hundred fifty thousand, ninety-one".