50221024555091 has 16 divisors (see below), whose sum is σ = 57780428294400. Its totient is φ = 43262488719648.

The previous prime is 50221024555063. The next prime is 50221024555123. The reversal of 50221024555091 is 19055542012205.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50221024555091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50221024555291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1517326631 + ... + 1517359728.

It is an arithmetic number, because the mean of its divisors is an integer number (3611276768400).

Almost surely, 2^{50221024555091} is an apocalyptic number.

50221024555091 is a deficient number, since it is larger than the sum of its proper divisors (7559403739309).

50221024555091 is a wasteful number, since it uses less digits than its factorization.

50221024555091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3034686458.

The product of its (nonzero) digits is 180000, while the sum is 41.

Adding to 50221024555091 its reverse (19055542012205), we get a palindrome (69276566567296).

The spelling of 50221024555091 in words is "fifty trillion, two hundred twenty-one billion, twenty-four million, five hundred fifty-five thousand, ninety-one".