50550215321 has 8 divisors (see below), whose sum is σ = 51853250400. Its totient is φ = 49250518560.

The previous prime is 50550215311. The next prime is 50550215341. The reversal of 50550215321 is 12351205505.

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

It is a de Polignac number, because none of the positive numbers 2^k-50550215321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50550215311) 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, 803891 + ... + 864488.

It is an arithmetic number, because the mean of its divisors is an integer number (6481656300).

Almost surely, 2^50550215321 is an apocalyptic number.

It is an amenable number.

50550215321 is a deficient number, since it is larger than the sum of its proper divisors (1303035079).

50550215321 is a wasteful number, since it uses less digits than its factorization.

50550215321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1669159.

The product of its (nonzero) digits is 7500, while the sum is 29.

The spelling of 50550215321 in words is "fifty billion, five hundred fifty million, two hundred fifteen thousand, three hundred twenty-one".