50550550501 has 4 divisors (see below), whose sum is σ = 55146055104. Its totient is φ = 45955045900.

The previous prime is 50550550487. The next prime is 50550550507. The reversal of 50550550501 is 10505505505.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 50550550501 - 2⁹ = 50550549989 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 (50550550507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2297752285 + ... + 2297752306.

It is an arithmetic number, because the mean of its divisors is an integer number (13786513776).

Almost surely, 2^50550550501 is an apocalyptic number.

It is an amenable number.

50550550501 is a deficient number, since it is larger than the sum of its proper divisors (4595504603).

50550550501 is a wasteful number, since it uses less digits than its factorization.

50550550501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4595504602.

The product of its (nonzero) digits is 15625, while the sum is 31.

The spelling of 50550550501 in words is "fifty billion, five hundred fifty million, five hundred fifty thousand, five hundred one".