50555020343221 has 8 divisors (see below), whose sum is σ = 50777513729280. Its totient is φ = 50332574128992.

The previous prime is 50555020343209. The next prime is 50555020343263. The reversal of 50555020343221 is 12234302055505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50555020343221 - 2¹¹ = 50555020341173 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 (50555020323221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9643941 + ... + 13932538.

It is an arithmetic number, because the mean of its divisors is an integer number (6347189216160).

Almost surely, 2^{50555020343221} is an apocalyptic number.

It is an amenable number.

50555020343221 is a deficient number, since it is larger than the sum of its proper divisors (222493386059).

50555020343221 is a wasteful number, since it uses less digits than its factorization.

50555020343221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23585915.

The product of its (nonzero) digits is 180000, while the sum is 37.

Adding to 50555020343221 its reverse (12234302055505), we get a palindrome (62789322398726).

The spelling of 50555020343221 in words is "fifty trillion, five hundred fifty-five billion, twenty million, three hundred forty-three thousand, two hundred twenty-one".