50221042501 has 32 divisors (see below), whose sum is σ = 61566916608. Its totient is φ = 40024860480.

The previous prime is 50221042489. The next prime is 50221042559. The reversal of 50221042501 is 10524012205.

It is a cyclic number.

It is not a de Polignac number, because 50221042501 - 2⁷ = 50221042373 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 (50221042601) 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 31 ways as a sum of consecutive naturals, for example, 7639546 + ... + 7646116.

It is an arithmetic number, because the mean of its divisors is an integer number (1923966144).

Almost surely, 2^50221042501 is an apocalyptic number.

It is an amenable number.

50221042501 is a deficient number, since it is larger than the sum of its proper divisors (11345874107).

50221042501 is a wasteful number, since it uses less digits than its factorization.

50221042501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7921.

The product of its (nonzero) digits is 800, while the sum is 22.

Adding to 50221042501 its reverse (10524012205), we get a palindrome (60745054706).

The spelling of 50221042501 in words is "fifty billion, two hundred twenty-one million, forty-two thousand, five hundred one".